Pr stuff

PR STUFF

FABRICATION AND MANUFACTURE

When setting a grommet, the collar size must match

the punch size?(True/False)

When using a grommet set to install a grommet, what

should you use to strike the punch?

Rawhide Mallet

What is the most common type fastener used on

clothing?

Glove Fastener

Which of the following type fasteners would you use if you needed extra

security?

Three way locking

Three-way locking snaps are supplied in how many

sizes?

Curtain type fasteners are available in how many

sizes?

What method is used to clean grease and dirt from

a slide fastener?

Stoddard Solvent

Why should you use yellow beeswax on hand sewing

thread?

-It contains no oil- To prevent fraying and

untwisting

Which hand stitch should you use when a neat

appearance is necessary to the seam?

Hidden

What type of needle is used to make a hidden

stitch?

2 ½ inch curved

Which of the following is used to temporarily hold a

seam together?

Basting

Which of the following stitches should you use if a

sewing machine is not available?

Running

Which of the following stitches is used to sew an eyelet onto a parachute

container?

Overthrow

After cleaning a slide fastener which of the

following lubricants should you use to lubricate it?

Oil or Graphite

To shorten an interlocking slide fastener, the chain

should be how much shorter than the opening

in the material?

Slide fasteners are available in how many

types?

Slide fasteners are available in how many

sizes?

What grade of slide fastener is made from

brass?

Grade I

Which of the following stitches is a U.S. standard

lock stitch?

If your thread should break while sewing a

seam, you should start sewing again?

½” behind the break

What type of seam would you make if you laid one

piece of material on top of another and ran a row of stitches down one side?

Superimposed

There are how many classes of seams?

What is the simplest knot used to join two cords

together?

Binders

What knot is used to secure the parachute

suspension lines to the connector links?

Clove Hitch

What is the most commonly used knot to join two cords together?

Square

What knot would you use for a safety tie on ripcord

pins?

Half-hitch

Why is a bias cut used to manufacture a parachute?

-save material-prevent tearing between

two sections-provide elasticity

Bias cuts are made at what angle to the filling

threads?

45 degrees

Which of the following is another name used for

filling threads?

Woof, Weft, Pick

Threads that run lengthwise and parallel to

the selvage edge are called?

What is the basic unit used in the fabrication of textile

yarns and fabrics?

What is the edge of material called that has a woven finish to prevent

raveling?

Selvage Edge

Which type of weave gives the smoothest finish and is

the easiest to manufacture?

What are the basic weaves?

Plain and Twill

The definition of cloth is any material that is over how many inches from selvage edge to selvage

edge?

What determines the weight of a cloth?

Ounces per square yard

What name is given to the force required to break

material?

Tensile strength

Heat is less damaging to cotton than it is to synthetic fibers.

(True/False)

Exposure to what element would cause the most

serious damage to nylon material?

Direct Sunlight

An ideal storage area for textile material would be

dry and out of direct sunlight, with a

temperature of how many degrees?

Webbings are defined as material that is less than how many inches from selvage edge to selvage

edge?

At approximately 700 F, Nomex fabric will begin to

do what?

Textile tapes can weigh up to how many ounces per

square yard?

What is the percentage of elasticity in nylon?

What percentage can nylon be stretched without

being damaged?

18 to 40%

Military specifications for parachute materials

require that after 50 hours of exposure to sunlight, parachute fabrics should not lose more than what

percent of its original strength?

What does the term “moisture regain” mean when referring to fibers?

percentage of moisture it absorbs from the air

Nylon has what percentage of moisture

regain?

What is the melting point of nylon material?

A carpenter’s square has arm measurements of how

many inches?

18 and 24

A properly set chuck and die will have a clearance of

how many inches?

1/32”

SEWING MACHINES

What size needle should you use to sew elastic

webbing?

What size needle would you use if you were going to sew five piles of nylon using type “E” thread?

What determines the correct size of needle to be

used on a project?

-type of thread-size of thread

-material to be sewn

What determines the size of a needle?

Diameter of the needle and the size of the eye

When selecting a needle to be used on cloth, which type of point would you

select?

Sharp round point

What is the recommended setting of the feed dogs for

lightweight material?

Slightly less than one tooth above the throat plate

When adjusting the feed eccentric on the 31-15, the stitch regulator should be set at its lowest position.

This is done so the machine will do what?

Form its longest stitch

What, if anything, is the purpose of the grooves on

both sides of a 16x87 sewing machine needle?

Allow the thread to fall back into the needle when

it enters the material

A properly timed needle bar will have the point of the shuttle how far above

the eye of the needle on its upstroke?

1/16”

What is the proper class and variety of the needle

used in the 31-15 machine?

When the point of the needle reaches the

material, the feed dogs should be at what

position?

On the down stroke and even with the throat plate

Sewing machines are classified as how many

basic types?

Sewing machines have how many basic parts?

Which stitch is the most commonly used and made

by sewing machines?

Lock stitch

When the bobbin is properly threaded into the

bobbin case, the bobbin will turn clockwise when the free end of thread is

pulled.(True/False)

What should you do to prevent the needle thread

from fouling when you start to sew?

Hold both threads for the first 2-3 stitches

When regulating the tension on the needle

thread, you must remember that the

presser foot must be down

A properly formed stitch will have the threads

locking in which position?

In the center of the thickness of material

What is used to regulate the pressure on the

material?

The pressure-regulating thumbscrew

If the thread take-up spring is not correctly set,

you should loosen the setscrew in the arm of the

machine and turn the tension adjusting stud in which direction to lessen

the movement of the spring?

To the left

The class 7-33 sewing machine is intended for

what type of work?

Sewing heavy canvas

What is the difference between the 7-31 and 7-33

sewing machines?

The 7-31 has a clutch on the balance wheel

To set a needle bar that has no timing marks, you

must first set the feed eccentric to how many

stitches per inch?

The eye of the needle should be how far below

the sewing hook when it is set properly?

1/16”

When centering the feeding action, what is the

distance between the needle bar and the

pressure bar?

17/32”

The 111 W 152 sewing machine has alternating

pressers with a lift of how many inches?

3/8”

The 111 W 154 sewing machine has a presser foot

lift of how many inches?

On a 111 W class sewing machine, what would

indicate that the bobbin case needs oil?

green felt pad

The needle that is used in a rotary sewing machine

has how many parts?

When replacing the bobbin in the 7-33 sewing

machine, you should leave about how many inches of the thread free from the

shuttle?

The class 111 sewing machines are capable of sewing up to how many

stitches per minute?

Which part of a class 111 sewing machine reengages the needle with the hook driving assembly after clearing a thread jam?

safety-clutch lock stud

What is the first step in timing a 111 W series

sewing machine?

Set the eccentric on 0 spi

The class 111 W 151 sewing machine has what

type of feeding action?

Compound feed only

How is the bobbin thread tension regulated on a

rotary type sewing machine?

A small screw on the outside of the bobbin case

What feature on the 211 W 151 sewing machine

prevents damage to the sewing hook?

Safety clutch

What is the maximum speed of the 211 W 151

sewing machine?

4,000 rpm

What needle is used in the 211 W 151 machine?

135 x 7 or 135 x 17

With ¼” clearance under the presser foot, what

needle is used on a 211 W 151 sewing machine?

135 x 7

What needle would you use with a clearance of

3/8”?

135 x 17

When setting the needle into a 211 W 151, which direction should the long

thread groove face?

To the left

What type of stitch is formed by a model 99R-3

sewing machine?

What will happen if you turn the zigzag regulating knob clockwise as far as it

will go on a model 99R sewing machine?

It will sew a straight stitch

What is the maximum throw of the needle bar on

a class 143 W 2 sewing machine?

3/16”

When setting the relative position of the presser and needle bar on a 211 W 151

machine, how much clearance must be

maintained?

17/32”

A properly set feed dog on a 211 W 151 machine will show a full tooth above the throat plate when the feed

dog is at its lowest position.

(True/False)

The hook saddle on a 211 W 151 machine is

lubricated by which method?

An oil resevoir

What is the maximum throw of the 143 W 3

needle bar?

5/16”

Which direction does the long thread groove face on

the 143 W 3 sewing machine?

Forward

What type of oil is recommended for oiling a

sewing machine?

10W mineral

A sewing machine that is in constant use should be

oiled how often?

Twice a day

What is the stitch range of the 31-15 machine?

7-32 SPI

What is the recommended stitches per minute for the

31-15 machine?

The 31-15 sewing machine can sew canvas up to a maximum of how many

ounces?

Material that is being sewn on a sewing machine is held in position by what

part?

Presser foot

What part of a sewing machine forms the stitch?

Rotary hook or oscillating shuttle

SEWING MACHINE REPAIR

When you are installing the hook driving shaft lock

ratchet, the flange and setscrews face the left of

the machine.(True/False)

When installing the presser bar into the

machine head, you should insert it through the upper

bushing about

3 ½”

Before you insert the needlebar rock frame

assembly, the needlebar connecting link must be at

its lowest position.(True/False)

When the bobbin case opener is properly

installed, it is in what position?

The curved end points toward the bobbin case

What total number of spline grooves are on a

hook driving shaft?

On the hook driving shaft, the end with a spline is

installed first into the right hook driving shaft bearing.

(True/False)

When reassembling a sewing machine what part

should you install first?

Hook/Saddle Assembly

Before reassembling a sewing machine, what do you use to smooth rusty

parts?

Grinding compound

Which part eliminates end play in the balance wheel

and arm shaft?

Balance wheel adjusting screw

What part controls the feeding mechanism of the

sewing machine?

Feed Driving Eccentric

What part transfers the motion from the arm shaft

to the needlebar?

Needlebar Driving Stud

What part converts the longitudinal motion of the hook driving shaft to the horizontal motion of the

sewing hook?

Hook Driving Gear

What part allows the thread to pass between the bobbin case and the throat

plate?

Bobbin Case Opener

What is used to remove the needlebar crank friction washer from the sewing

machine after you remove the arm shaft?

Index Finger

What part prevents side to side movement of the needlebar rock frame?

Needlebar Rock frame position bracket

Which screw is loosened a ¼” and is NOT to be removed when you

disassemble the 111 W 155?

Presser bar spring support screw

What screw has a left-hand thread?

Thread take-up lever retaining screw

If binding should occur while removing the

presser bar, what action should you take?

Insert a screwdriver into the lower slot of the

presser bar while applying an upward motion on the

presser bar

When you remove the presser bar, what parts

will fall off?

Presser bar spring bracketReleasing bracket

Guide lever

What is the clearance between the presser foot

and the throat plate of the 31-15?

5/16”

Which is the stitch range on the Consew C-30?

7 to 32 spi

When you set the needlebar and it starts its

upstroke, what is the distance of the hook in

relation to the eye of the needle?

1/16” above

What is the main timing point on a 31-15 sewing

machine?

Needlebar

The 31-15 will sew canvas up to

To set the feeding action on a 31-15, you must loosen what screws?

Feed-driving rock shaft crank pinch screw

When timing the pressure lifting eccentric, your should set the sewing

machine at

3 ½” SPI

When adjusting the thread tension and you cannot

properly adjust it with the upper thread tension disc,

what action should you take?

Adjust the bobbin tension

What is the purpose of the thread controller spring?

It prevents the needle from piercing the thread

If your machine is hard to turn after you time and adjust it, what action would you perform?

Check the feeding action

The 111 W 155 may be operated at what

maximum number of stitches per minute?

The 111 W 155 has a stitch range

of

3 ½ to 32

What component holds the material as the needle is

raised and moves forward for another bight?

Lifting Presser

In which direction will the 111 W 155 machine move the fabric being sewed?

Away from the operator

The 11 W 152 has a stitch range of

5 to 32

The single needle, rotary axis 111 W 155 makes which federal stitches?

The 111 W 155 features a rotary axis; to what component does this term apply?

Sewing hook

The feeding action of the 111 W 155 allows which components to move in unison?

Vibrating presser, needle, feed dogs

What is the maximum presser foot lift for the 111 W 155?

Compressed air should never be used to clean a sewing machine

(True/False)

What is the maximum presser foot lift for the 111 W 151?

3/8”

The 111 W 155 and 151 are similar in most features except that the 151 has only one

Presser foot

An accumulation of dust and dirt will cause the same sluggish operation problem as a loose power belt.

(True/False)

After using a sewing machine, you should clean and oil it.

(True/False)

An excessive amount of oil on the working parts of any machine will probably result in

what condition?

Soil the project being sewn

At what minimum interval should sewing machines be given a thorough cleaning and

oiling?

Every 12 months

A clean dust should be used to clean all parts EXCEPT the

Arm shaft

If unable to obtain the recommended oil required by the manufacture, you may use

what oil as a substitute?

Mineral Oil

Continual malfunction of a machine is most likely caused by what condition?

Out of timing sequence

Which part prevents the needle from striking the

sewing hook?

Hook guard

What part controls the feeding motion provided

by the alternating pressers?

Presser lifting eccentric

Which method is used to adjust the hook guard?

Bend the hook guard

What action allows you to adjust the movement of

the feed dogs?

Loosen the feed driving crank pinch screw

To time the sewing hook and the needlebar on the

machine, you should remove what parts?

Throat PlateFeed Dogs

Presser Foot

To set the 111 W class to its maximum stitch length,

what do you do?

Depress the plunger and turn the balance wheel

toward the operator

Complete disassembly of the 111 W 155 is

necessary to properly set the timing sequence.

(True/False)

When the arm shaft is timed with the hook drive

shaft, it is necessary to turn the balance wheel

toward the operator until which of the following

components reaches its highest position?

Thread take-up lever

In timing the arm shaft with the hook drive shaft, you must align the timing mark on the timing plate with the timing mark on

what part?

Arm shaft

After timing the arm shaft with the hook drive shaft, you should perform what

action?

Install the motor drive belt

What action prevents the needle from wandering

from side to side?

Ensure the needlebar rock frame hinge stud and guide bracket are tight

CARBON DIOXIDE

What color is CO2?

colorless

How often should be crankcase be serviced?

yearly

In its dry ice form, CO2 has what temperature?

-110 F

What is the weight of the CO2 charge for and LR-1

life raft?

To properly record the weight of a CO2 cylinder, you must use a scale that

is graduated in

1/100 lb

What is the TARE weight of a CO2 cylinder?

Empty weight plus the valve and cable assembly

How often is the commutator lubricated on

a CO2 transfer unit?

At a temperature of 72, CO2 gas can be converted into a liquid by applying

how many psi?

Depending on temp and pressure, CO2 can take on how many different forms?

What effect does 3 % of CO2 in the atmosphere

have on the human body?

Doubles breathing effort

In its gaseous form, CO2 is how many times heavier

than air?

All markings on a CO2 cylinder must be what

color?

What action would you take if a CO2 cylinder

showed evidence that it had been in a fire?

Return it to supply

If the cylinder being recharged ceases to gain weight, the CO2 in the supply cylinder may be below what minimum

weight?

10 lbs

How often should the oil be checked in the CO2

transfer pump?

monthly

If a CO2 cylinder has a dent exceeding 1/16” in depth, what should you

do?

Reject it and return it to supply

Information on a CO2 cylinder must include

what?

Tare weight, Gross weight, Weight of CO2

Why is it recommended to invert the CO2 supply

cylinder when recharging it?

CO2 will remain cooler, allowing it to transfer

faster

A standard supply cylinder will contain approximately how many pounds of liquid

CO2 at a temp of 70 F?

A CO2 recharge unit will pump CO2 in what form?

Liquid form only

If a person has been overcome by CO2, what

first aid techniques should be used?

Give artificial resuscitationAdminister oxygenKeep them warm

If a person breathed air that had 10% CO2 what

would be the effect on the human body?

Unconsciousness

What lubricant is used on the idler shaft?

Light Cup Grease

How often should the idler shaft be lubricated?

Every 6 months

The piston rod should be lubricate with

Vaseline

CO2 cylinders must be painted what color?

CO2 Transfer Equipment

The SC-5 is designed to work with a pressure of

how many psi?

What prevents any recoil in the event the safety disc

ruptures?

Safety Disc Nut

The SC-5 has a flangable safety disc that is designed to release pressure in the pump at what maximum

pressure range?

2650-3000

The SC-5 requires which type of oil?

SAE 30

Gear teeth should be lubricated with

Thin coating of light cup grease

The multibreaker on the Walter Kidde operates on

what total number of amperes?

What procedure must you use to lubricate the

bearing housing on the electric motor?

Disassemble the bearing housing

How much oil does the Walter Kidde crankcase

hold?

1 pint

What maximum temperature can a

winterized cylinder be subjected to without

rupturing the safety disc?

What motor oil is used in the crankcase of the

Walter Kidde?

SAE 20

How much grease should you apply to each bearing?

CO2 is stored under what pressure and at what

temp?

850 psig @ 70 F

How much nitrogen is required to winterize the

CO2 cylinder?

200 psi

How many pounds of CO2 are there in a standard

supply cylinder?

The Walter Kidde comes with what motor?

When should you replace the piston rod packing on

the SC-5?

Every 2 years

How often is the idler shaft lubricated?

Every 6 months

How often should you change the oil in the

crankcase of the SC-5?

annually

What is the purpose of the flanged-type packing nut?

Holds the packing in place

The piston rod should be lubricated every 6 months

with a light coating of

vaseline

What is the purpose for running-in a new pump?

Check the lubrication

To prevent the expansion of CO2 in the supply hose, the valve should have an

opening of at least

1/8”

If you are required to change the electrical plug on a SC-5 the ground wire

is what color?

The motor for the Walter Kidde operates at

1750 rpm

To replace the safety disc on the FLU-6, you need a

torque wrench, a 5/16 socket and a

Piece of hex 5/16 x 2”

How often should you change the oil in the

Walter Kidde crankcase?

150 hours of operation

If it is necessary to wire the SC-5 for 220 power,

where can you find information on the wiring

diagram?

On the nameplate

When adding oil to the SC-5 that does not have a dip stick, you should fill the crankcase to what level?

¼” from the top of the cup

Motor bearings contain enough grease to keep the bearing lubricated for how

long?

2 years

Other than the crankcase, the SC-5 has how many other lubrication points?

When lubricating the idler gear and pulley shaft, you should use what type of

lubricant?

Light cup grease

What should you use to clean the motor

commutator on the SC-5?

Dry piece of lint-free cloth

If a leak should develop at the lower end of the

plunger, what type of tool should you use to correct

the problem?

Special rod approximately 3/8” x 6”

The SC-5 will transfer approximately how many

pounds of CO2 out of a full supply cylinder?

What motor is standard equipment on the SC-5?

The safety disc used in the Walter Kidde pump has

what range?

2650-3000 psi

The ICC requirement for testing a CO2 cylinder

requires that the cylinder be tested at what

pressure?

5/3” the working pressure

How often should a cylinder be hydrostatically

tested?

5 years

Winterized extinguishers can be identified by

¾” yellow dots on opposite sides

How is the multibreaker reset on a Walter Kidde

unit?

Turn the switch to OFF then to ON

LRU-12

How often is the leakage test performed?

Every inspection cycle

How often is the functional test performed?

Every 4th inspection cycle

What ripcord pins are tacked?

First and last

If a suitable air source is not available, what may be

subsituted?

Water pumped Nitrogen (BB-N-411)

The leakage test can be performed on what 2

sections simultaneously?

Seat and Stern

During the leakage test, the bow, seat and stern are inflated to what pressures?

Bow=2.0Seat=1.0

Stern= 2.0

What are the minimum pressures for the bow, seat

and stern during the leakage test?

Bow= 1.6Seat= 0.6Stern= 1.6

A rounded patch should be how much larger than the

damage?

1 ½” on all sides

What is used to clean the liferaft?

¼ to ½ oz of detergent: 1 gal of h20

What length of cord is required when replacing

the mooring line?

What is the minimum cure time for adhesive?

48 hours

The discharge port is torqued to what value?

60 +/- 5 in-lb

The calendar inspection shall not exceed how many

days?

What is used to tack ripcord pins?

1 turn, size E, single

When the pull cable is properly installed what

will be visible?

Green dot in the valve cover window

Rips, tears and holes exceeding what length render the LRU NRFI?

How is the cleaning solvent applied?

Back and forth on the 1st and 3rd stroke

one way on the 2nd and 4th

What is the finished length of the knotted righting

line?

10’6” +/- 6”

Hydrostatic testing may be exceeded by how long?

2 years

The LRU-12 accommodates how many

people?

How is the seat inflated?

Through the topping off valve using the hand pump

How long should cement be allowed to dry between

coats?

10 minutes

The cement and accelerator mixture is only

good for how long?

8 hours

How much force is applied between the cable ball and snaphook during the cable

proof load test?

50 lbs

The liferaft is inflated to what pressure during the

visual inspection?

What is the first step when performing the visual

inspection?

Remove the CO2 cylinder

During the functional test, the liferaft should inflate in

what amount of time?

< 1 minute

The LRU-12 has how many; heaving lines, boarding handles and

righting handles?

2 heaving3 boarding3 righting

What is done to the edges of patches larger than 5”?

scalloped

What is done if the hole in the floor is larger than 1”?

Patch both sides

How much overlap is required when repairing

the seam?

1” minimum

What is the primary solvent used to clean the surface prior to patching?

toulene

The coupling nut is tightened to what torque

value?

145 +/- 5 in-lb

The safety plug is tightened to what torque

value?

29 ft-lb

What is the charge of the CO2 cylinder?

3.25 +/- .04lbs

What size safety wire is used on the inflation

assembly?

.032”

The inflation valve is tightened to what torque

value?

135 +/- 10 ft-lb

LRU-30, 31 AND 32

Are the LRU-30, 31, or 32 air droppable?

How often is the vendor repack/overhaul

completed?

5 years

The LRU-30 holds how many people?

Frangible links are designed to break with

how much force?

180 lbs

What is the inspection cycle?

LRU-13

The MROD may ice-up at what temperatures?

35 and below

Where is the LRU-13 stored in C-2 series

aircraft?

Liferaft compartment

The selection of multi-place liferafts for transport aircraft is based on what

criteria?

MissionAvailable space

# of crew and passengers

If a survival item expires prior to next repack what

is done?

Remains in service

CO2 cylinder markings shall be what color and

size?

Black ¼”

The raft inlet manifold coupling nut is tightened

to what torque?

140-150 in-lb

The inflation valve is threaded onto the cylinder

and tightened to what torque?

165-175 ft-lb

The safety plug is tightened to what torque?

29 ft-lb

What is the CO2 cylinder charge?

4.64-4.76

The discharge port is tightened to what torque

value?

60 +/-5 in-lb

LRU-13


people?

How often is the special inspection performed?

30 days

What must be done to supply cylinders not

equipped with a siphon tube?

Must be inverted

How do you determine if a cylinder is wire-wrapped?

“W” at the end of the part number

What ripcords are safety-tied?

First, middle, and last

LRU-14


people?

All stitching must be done with what size thread and

stitch range?

Size E, 8-10 spi

What do you inspect if CO2 is leaking from the valve

discharge port?

Valve poppet for worn seat

What sections are inflated through the topping off valves after boarding?

Seat, floor, and upper tube

What part of the liferaft is inflated by the inflation

assembly?

Main tube only

The inflation valve is threaded onto the cylinder

and tightened to what torque?

165-175 ft-lb

The coupling nut on the raft inlet manifold is

tightened to what torque?

140-150 in-lb

What is the CO2 cylinder charge?

4.74-4.86

LPU-21

How often is the calendar inspection performed?

90 days

What configurations are used in non-ejection seat

aircraft?

LPU-21B/PLPU-21C/P

How much does the LPU-21 weigh?

During the beaded handle pull test, all snaps should release before how much

force is applied?

25 lbs

The LPU-21 contains how many MK-124s and dye

markers?

An LPU-21 modified by ACC 523 are re-designated

to what?

LPU-27/P22P-7(V)

30 days (aircraft installed)

The webbing belt adjusts to fit what waist sizes?

LPU-21’s that are modified with a FLU-8 are re-designated to what?

LPU-23A/P

The cap nut on the valve stem is tightened to what

torque?

8+/-1 in-lb

What weight and type of CO2 cylinder is used?

35g type III

An LPU-21D/P configured with the LPU-21C/P flotation assembly is

designated as?

LPU-21C(V)1/P

During the packing the oral inflation valve shall be

in what position?

Locked by the knurled ring

What may happen to the valve stem if the cap nut is

over torqued?

May rotate

The overhand knot on the locking pin lanyard shall

be within what distance of the eye of the pin?

What is the calendar inspection interval for preservers assigned to

selected air reserve members?

180 days

What is the difference between an LPU-21D/P

and an LPU-35?

The LPU-35 has an extension panel added

How long is the LPU-35 extension panel?

LPU-23

The LPU-23 series is intended for what type of

aircraft?

Ejection seat only

How often is the calendar inspection performed?

90 days

The FLU-8A/P is being replaced with what

assembly?

FLU-8B/P

When will the silver indicator be visible in the

firing check port?

When the inflator has been fired

The manganese dioxide batteries in the FLU-8 have

what total life?

3 years from DOM

What does it mean when the bladder leaks from the

fin seam?

The “V” tape has ruptured

LPU-31

The LPU-31 provides how much buoyancy?

29 lbs

Pressure exceeding how many psi may cause damage to the oral

inflation valve?

10 psi

The LPU-31 is composed of what?

LPP-1/1A and a protective bladder cover

The LPU-31/P is used in what aircraft?

helicopters

The safety wire is twisted a minimum of how many

times?

What diameter safety wire is used on the inflation

assembly?

.0159”

The waist belt adjusts to what sizes?

30-52”

How often is the calendar inspection performed on

the LPU-31?

90 days

LPU-36

When is the functional test performed?

Every 360 days or when the bladder is replaced

During the packing, how is the red inflation lanyard

routed?

Under the inflator and between the zipper halves

During the functional test, the LPU-36 shall inflate in

what amount of time?

< 30 seconds

When checking the battery voltage, the multi-meter should be in what mode?

Voltage measuring

How often is the special inspection peformed?

360 days

The LPU-36 weighs how many pounds?

The LPU-36 provides how much buoyancy?

65 lbs

What color is the zipper?

What is the primary means of inflation?

Beaded handles

The LPU-36 inflates automatically in what type

of water?

Fresh or salt

The LPU-36 is equipped with what inflation

assembly?

What batteries are used in the FLU-8 inflator?

FW14, 6-V, manganese dioxide

What is the total life of the FW14 batteries?

3 years from DOM

A negative reading during the battery voltage check

indicates what?

Both batteries are backwards

multi-meter leads are backwards

Where are the (+) and (-) probes placed during the battery voltage check?

(-) in the end port of the sensor plug

(+) contact screw head near lever end of inflator

What is the stabilization time during the battery

voltage check?

15 seconds

What does a reading of (0) indicate during the battery

voltage check?

One battery is backwardsfaulty contact

one/both are dischargedno batteries

What is done with batteries if a voltage of 0.1 dc or higher is obtained?

reject

The FLU-8 is disposed of IAW what regulation?

Federal Reg. 49, CFR 173.55

To what pressure are bladders inflated during

the leakage test?

3.25 psig

After 1 hour the pressure in the bladder shall not be less than how many psig?

The sensor plug cap is tightened to what torque?

15 in-lb

Discard and replace CO2 cylinders that have a

weight less than how many grams of its stamped

weight?

How much force is applied to check the security of the

beaded handle?

25 lbs

The cap nut on the FLU-8 is tightened to what

torque?

15 to 16 in-lb

LPU-37

360 days

How much does the LPU-37 weigh?

3 ¼ lbs

What color is the LPU-37 zipper and why?

Same color as the exterior to distinguish it from the

LPU-33

Who is the CFA for the LPU-37?

NAWCAD China Lake

What must be done prior to inflating the LPU-37 using the oral inflation

tubes?

Exterior cover must be opened

The cap nut on the valve stem is tightened to what

torque?

15 +/- 1 in-lb

PARACHUTES

After the firing pin is withdrawn how much force is exerted on the fail-safe

assembly sleeve?

24-35 lbs

What the 5 sizes of Navy parachute canopies?

17, 24, 26, 28, 35

What happens to the pilot parachute at speeds between 90 and 250

knots?

Reduces in size to 24”

What size canopy does the NB-7 have?

The model 7000 automatic opening device is available

in what settings?

10,000’ and 14,000’

The spreader gun produces what diameter mouth at low and high

speeds?

Low= 8’High= 4’

The APRR in an NES-12 fires at what altitude?

14,000 +/- 1,000

What function does the spreader gun fail-safe mechanism perform?

Ensures spreading of the canopy if the cartridge

fails

What size canopy does the NB-6 have?

At speeds from 0 to 90 knots, how does the pilot

parachute inflate?

How many different parachutes are used by the

Navy?

MT-1XS/SL

Describe the Main Canopy

370 ft2

7-cell

Describe the reserve chute

270ft2

5-cell

What are the two types of application?

Free-fall and static line

What is the service life?

13 yrs from PIS15 yrs from DOM

When a parachute lacks a PIS date when will the

total life expire?

13 yrs from DOM

A/P28S-32

What size is the canopy?

Where are the Le-Moigne slots located?

180 degrees apart Gores 6 and 16

The intermediate altitude ejection sequence occurs

at what altitudes?

8,000-18,000

How many variants of the A/P28s-32 parachute

assemblies are there and what is the difference?

5; shape and size of the canopy breakers

The low speed/low altitude sequence occurs at what

altitudes?

Below 8,000’

The A/P28S-32 is an integral part of what ejection seat escape

system?

SJU-17

The canopy has how many gores?

Where is the withdrawal line connected when the assembly is installed on

the seat?

Parachute deployment rocket motor

The torso harness integrates what items?

Parachute harness, lapbelt assy, shoulder restraint harness and torso vest

What is the deployment bag made of?

8.2 oz cotton sateen

What is the finished length of the riser assembly?

What are the two groups of suspension lines 1-20?

1-10 left11-20 right

The static line is capable of supporting how many

pounds?

How much does the MC-6 weigh?

42 lbs

The MC-6 is limited to operations in winds of how

many knots at surface?

What is the maximum opening time?

4 seconds

What is the repack cycle?

120 days

How many sections are in each gore?

What material are gores made of?

1.1 oz nylon

How many control lines?

What are control lines made of?

Type III nylon cord, Red

What is the rate of descent?

16 ft per second

How many vent lines?

How many suspension lines?

What is the reserve chute?

What is the T-11R’s repack cycle?

365 days

The main static line is how long?

14’10” +/- 1”

How long are suspension lines?

What is the maximum rate of descent of the T-11R?

26’ per second

What is the maximum deceleration?

How many gores does the canopy have?

What is the tensile strength of the riser

assembly?

5,500 lbs

What are the pack tray dimensions?

20x14x14

The T-11R has how many suspension lines and

gores?

What is the canopy diameter?

What is the maximum deployment speed?

150 KIAS

What is the forward speed of the canopy?

10 knots

NES-12 PACKING

Initial movement of ripcord pins must occur with how much force?

27 lbs

How much force is required to remove the

grip from the container?

15 +/- 5 lbs

The end of the fifth fold extends how far over the

top edge of the container?

5 +/- 1”

The connector link screw is tightened to what

torque?

20-25 in-lb

How much static line is left unstowed?

13 +/- 1/8”

The firing pin on the spreader gun requires how

much force to release?

32 +/- 6 in-lb

Seat/man separation occurs how long after

ejection initiation during intermediate altitude

sequence?

3.10 seconds

What is the acceptable torque value of the knurled

actuating lever?

28-50 in-oz

How many folds are made when stowing the canopy?

What is the finished width of the canopy before

stowage?

How can the distance between the last bight and the skirt hem be adjusted?

By increasing or decreasing the length

between bights 8 and 9

The first suspension line bight is formed using what length of suspension line?

What is the acceptable voltage of the PHSRU

batteries?

What is the total life of the electronics package

assembly?

8 years

There shall be what length of suspension line between the last stow and the skirt

hem?

14 +/- 1”

What is the allowable force to remove the end fitting

from the arming cable housing?

17 +/- 3 lbs

What length of line shall be between bights?

14 ¾-15 ¼

Where is the firing lanyard positioned at the spreading gun?

Between lines 7 and 8

The aneroid leak detector is located on what side of

the release assembly?

What is the total number of suspension line retaining bands?

Cartridges are torqued to what value?

84 +/- 12 in-lb

When the cartridge is properly installed where

should the base be located?

Even with the top edge of the chamber

What is used to clean the spreader gun cartridge chamber and threads?

Denatured alcohol

If the spreader gun fails the first firing check what

is done?

It must pass the next 2

How many spring opening eyes are located on the

container?

What is the maximum play allowed in the plate of the yoke and plate assembly?

1/32”

The ripcord release must pass how many firing

checks?

The arming pin is withdrawn at what

altitude?

20,000’

Altitude is decreased at what rate?

175-200 ft per second

The chamber is evacuated to what minimum pressure

altitude?

25,000’

The ripcord release firing check must simulate firing between what altitudes?

13,000 and 15,000

When is the cross-connector strap replaced?

When the canopy assembly is replaced

What is the total life of the spreading gun?

11 ½ years

What is the total life of the pilot parachute and riser

assembly?

15 years

What is the total life of the external tri-stage pilot

parachute?

13 years

What is the total life of the deployment bag?

15 years

What is the total life of the canopy assembly?

15 years

What is the service/total life of batteries?

4 years

What is done with parts received in new

manufacture’s packaging that lack a DOM?

Use for 1 repack cycle

What is done when a component reaches

service/total life limt?

Return to supply for disposition

What type of components can be replaced without

repack?

External only

What is the maximum scheduled repack cycle?

1232 days

Cartridges are stored IAW what manual?

NA 11-100-1.1

If there is difficulty while removing a cartridge who

is notified?

When is the firing pull force check performed?

Every repack

How are connector links positioned?

8-14 on top of 1-715-21 on top of 22-28

The spreading gun should be positioned so that what

lines are facing up?

14 and 15

The packer is positioned on what side of the table?

NES-12 REPAIR

What is the required length of the spring opening assembly?

4 7/8+/- 1/8

Loose screws on the parachute harness sensing release unit are torqued to

what value?

11-13 in-lb

When can the survival kit be attached to the

parachute assembly?

Before or after seat installation

Where are the static line arming cable ties made?

5 equally spaced points

What is the flute hem tacked to?

Inboard side of riser

What is used to tack the riser to the housing?

3 turns, size 6, doubled, waxed

How are all tackings tied off?

Surgeon’s, square, binder’s

leave ½”

RSSK-3

The O2 bottle should be at what pressure for storage

and shipment?

200= storage25= shipment

The relief valve shall unseat at what pressure?

120-140

What is the finished length of the actuating lanyard?

During the functional test, after actuation the O2 system should indicate how much pressure?

45-80 psi

What are the 5 charging stations?

500-1000-1500-1800-2000

What is the approximate pressure when the gage needle is between the E

and F of REFILL?

250 psi

What must all tacking cord be coated with?

Mixture of 50% parafin and 50% beeswax

The relief valve shall reset at what pressure?

How much force is required to unlock the

release handle?

10-30 lbs

How much oxygen is supplied during a high

altitude bailout?

10 minutes

How often is the RSSK-3 repacked?

448 days

What is housed in the lower container?

Life raft and survival items

How is the actuating lanyard tacked?

3 turns of waxed size E thread single

What is the size and capacity of the oxygen

cylinder?

22 cu. In1800 psi

Survival items are secured to what length of cord?

140”

What is the length of the drop line?

26’4” +/- 12” old26’4” +/- 2” new

What is the torque value of the CO2 cylinder?

80-90 in-lb

The opening handle is mounted on what side?

Forward right side

The RSSK-3 is used in what aircraft?

T-2 series

What prevents emergency O2 from escaping

overboard during ejection?

Check valve in oxygen port

What is the composite disconnect?

Joins O2 hoses, g-suit hose and electrical connections

from the aircraft to the aircrewman

What are the functions of the RSSK-3?

Seat and container

The equipment container is secured to the drop line with that length of cord?

52 +/- 1”

How much drop line should be between Boot A

and B during stowage?

7 +/- 1

RSSK-8

The phase/SDLM/PDM inspection cycle shall not exceed what amount of

time?

308 days

How far should the handle travel before the latches

unlock?

½ - 5/8

The emergency oxygen cylinder supplies how

many minutes of oxygen?

The slider switch on the URT-33 should be in what

position?

What is the size and pressure of the oxygen

cylinder?

53 cu in.1800 psi

The yellow handle used to open the RSSK-8 is located

where?

Forward right side

During the functional test, the relief valve shall

unseat at what pressure?

120-140

How much force is required to pull the handle free of engagement link?

10-30 lbs

The RSSK-8 is designed for use with what ejection

seat?

Douglas ESCAPAC

The relief valve should reseat and be leak tight at

what pressure?

O2 SYSTEMS

What instruction specifies minimum requirements for

survival equipment?

OPNAVINST 3710.7

Who is the only authority for modification to life support equipment?

NAVAIRSYSCOM

Who is the FST for most life support equipment and

survival items?

NAWCAD Pax River

Who is the FST for parachutes, torso

harnesses and related hardware?

NAWCAD China Lake

Who has cognizance over radios and beacons?

NAWC Indianapolis

How many manuals are in the 13 series?

O2 COMPONENT CLEANING

The pH should be within what range?

6.5-8.0

What cleaning compound is used to clean the

exterior of LOX converters?

MIL-C-81302

What is the temperature range of the ultrasonic

cleaner?

32-212 F0-100 C

What color is the tank on/off switch?

What color is the generator on/off switch?

Ultrasonic tanks are filled how close to the top?

1-2”

What can be used to clean an area splashed by NOC?

One pound of citric acid w/ 1 gallon of water

White Vinegar

How much time does the cleaning process step

require?

15 minutes

How long are components rinsed after cleaning?

5 minutes

How long should it take the distilled water to reach

150 F?

60 minutes

If NOC is good bubbles will dissipate in how much

time?

Approximately 2 but no more than 5

What is used to clean oxygen lines?

Ivory dishwashing liquid and warm water

What is in each ultrasonic tank?

1- NOC and distilled water2- distilled water only

What is the solution mixture of NOC and

distilled water?

What is support equipment used to clean oxygen

components?

HT-1206 Ultrasonic Navy Oxygen Cleaning System

What is indicated when the pH is above 8.0?

Distilled water has been contaminated by NOC

What is the capacity of the ultrasonic cleaner tanks?

1.9 gallons

CRU-82

How often is the CRU-82 subjected to a special

inspection?

30 days

When ascending in altitude how much output flow should be maintained?

3.0 inH20

What will happen if the inlet pressure falls below

10 psi?

PRESS/MANOMETER will overload

What loads the diaphragm lever to produce positive

safety pressure at the regulator outlet?

Safety pressure spring

The pressure breathing feature maintains how much pressure in the

mask?

20.0 in H20 at altitudes between 34-50,000

The safety pressure feature maintains how

much positive pressure in the mask?

.40-2.5 inH2O

The CRU-82 shall never be used above what altitude?

50,000

Chest mounted regulators are designed to be used

with what series of oxygen mask?

MBU-14

What causes the pressure breathing aneroid to

expand at higher altitudes?

Decrease in ambient pressure

How often is the CRU-82 subject to a calendar

inspection?

90 days

What it the flow rate of a CRU-82?

0-100 lpm

The safety-pressure works at what altitudes?

Up to and including 34,000

To purge the CRU-82 how much pressure is applied

and for how long?

90 psi for 1-3 minutes

What is the recommended inlet pressure of a CRU-

82?

5-120 psi

Oxygen enriched air entering the regulator is

controlled by what?

Balanced main valve

How much does a CRU-82 weigh?

9.5 oz

What is the operating altitude range of a CRU-

82?

0-50,000

What is the operating temperature range of a

CRU-82?

-65 to 160 f

Chest mounted regulators can routinely be used up to

what altitude?

43,000

How much pressure must be maintained on the N2 input pressure gage to eliminate suction on

press/suction manom (4)?

At least 90 psig

What shall be used to grip the center stem?

tweezers

The openings of the six external rings must be

placed how many degrees apart?

PANEL MOUNT REGULATORS

When should silicone parts be replaced?

Whenever the regulator is disassembled for repair

What is the emergency lever used for?

Emergencies and ground test

At what altitude is the flow suction test performed?

Sea level

During the oxygen ratio test, what are actual flows

converted to?

Indicated flows

How is the average oxygen found during the oxygen

ratio test?

Add minimum and maximum O2 and divide by

2

How is the actual low air computed?

Subtract max O2 percentage from 100% and

multiply by the corresponding actual

output

What type of nitrogen shall be used in testing oxygen

regulators?

Type I, Class I, Grade B (A-A-59503)

What is the pressure range for nitrogen cylinders used

in testing oxygen components?

500-1800 psig

What percentage of oxygen is delivered when

the lever is in the EMERGENCY position?

When is the emergency position used?

When inadequate oxygen supply is suspected

At what altitude is normal breathing?

Up to 30,000

In the emergency position how much positive

pressure is provided to the regulator outlet?

2-4 inH2O

In test mask position how much positive pressure is provided to the regulator

outlet?

6-16 inH2O

The first stage relief valve assembly is set to relieve

at what pressure?

55-60 psi

The first stage reduction chamber reduces supply oxygen to what pressure?

32-35 psi

What provides automatic safety pressure and

pressure breathing at altitudes above 30,000

feet?

Pneumatic actuation of the aneroid assembly

beginning at 27,000

The second stage relief valve assembly provides

additional safety and vents at what rate?

45 lpm @ 40.7 inH2O

How is regulator oxygen purge performed?

Apply 50 psi of ABO for 1-3 minutes

During the emergency pressure test with 0 flow, outlet pressure shall not exceed how many inH2O in the test mask position?

During the emergency pressure test with the

emergency pressure lever in the emergency position, outlet pressure shall not

exceed what inH2O?

How is the actual high air computed?

Subtract minimum O2 % from 100% and multiply by

corresponding actual output

What are the 3 lever positions?

NormalEmergencyTest Mask

At what altitude does pressure breathing start?

30,000 ft

An air-oxygen mixture is delivered up to what

altitude?

Up to 32,000 ft

At what altitude is 100% oxygen delivered?

At 32,000 ft

What are the 2 visual indicators?

Pressure gageFlow indicator

What does the diluter lever do?

Selects normal or 100% oxygen

What does the supply lever do?

Opens/closes oxygen supply

Regulators are supplied in what two basic configurations?

Low pressure 50-500 psigHigh pressure 50-2000

psig

GCU-24/A LOX CONVERTER

A converter will explode at what pressure?

1200 psi

If left unchecked pressure can build to how many psi?

12,000

What is the operating pressure of the GCU-24/A?

What is the maximum build up time?

5 minutes

The opening and closing of the pressure closing valve

keeps pressure at approximately how many

psi?

What is the filling pressure?

30 psig

What is the maximum amount of leakage with 95

psig applied?

.01 lpm

To prevent moisture from entering during

shipment/storage the converter is filled with what at what pressure?

Gaseous O2 @ 25-30 psig

What is the operating temperature range?

-65 to 260

What is the relief valve setting?

100-120 psig

What is the filling time at 70 F?

10 minutes

During the evaporation loss test, weight loss shall

not exceed how many pounds?

(BUILD UP AND SUPPLY )

3 lbs in 24 hours

The weight of LOX must be converted to what during

the capitance full test?

decimal

How often is the relief valve forwarded to I-level

for testing?

Every 6 months

The time required to build up a working pressure of

55-90 shall not exceed how many minutes?

5 minutes

Time between bench tests shall not exceed how many

days?

During the insulation resistance test, what is the

minimum readings between A to B, A to

ground and B to ground?

A to B=2.0 mega ohmsA/B to ground+ 1.0 mega

ohms

What is the delivery rate?

120 lpm

What company manufactures the GCU-24?

Essex Industries

What company manufactures the GCU-29?

Litton Life Support

What is the LOX capacity of the GCU-24?

10 liters

During the evaporation loss test, weight loss shall

not exceed how many pounds?

(VENTED MODE)

5 lbs in 24 hours

When a pressure of 100-120 psig is applied the

relief valve shall vent how much?

100 lpm

A relief valve installed in the aircraft is set to relieve

at what pressure?

During the fill, buildup and vent valve leakage test, leakage shall not exceed

how many lpm in 2 minutes?(70 psig)

.02 lpm

An acceptable reading during the capacitance

test is?

121.5-125.5

What is the pressure closing valve setting?

OXYGEN EQUIPMENT

How are tools used for oxygen use marked?

“For Oxygen Use Only”

What is done to a LOX converter that is emptied?

Must be purged

Oxygen must be stored what distance from

combustible materials?

At least 50’

What is used to purge filler and distribution lines and

how is it applied?

Heated oil free N2 120 psig for 30 minutes

The bottom converter storage shelf must be how

high off the ground?

At least 10”

Oxygen facilities must be able to maintain what temperature range?

65-75 F

What must be done to all cylinders that fall below 15

psig?

Remove from service for vacuum and heat

drying/hot nitrogen gas drying

Oxygen is how much denser than air?

Where must transformer banks be placed?

Minimum 50’ from transfer shop and LOX storage tank

areas

Converter storage shelves must be how high and

what depth?

No less than 17” high18” deep

How long must clothing splashed with LOX be

aired out?

At least 1 hour

How many converters can be drained at one time?

Maximum of 2

Continuous flow regulators are authorized for use by

whom?

passengers

How many inches are left for each converter?

Automatic positive pressure diluter demand regulators shall not be

used above what altitude?

43,000 ft

How are ABO cylinders marked?

Green cylinder w/ 3” white band

“OXYGEN, AVIATOR’S” in 1 ¾”- 2” white letters

Pressure in oxygen storage cylinders shall not fall below what pressure?

50 psig

O2 shops aboard ships that support OBOGS must be capable of how many air

changes?

2.0 per hour

LOX systems are used on what aircraft?

Ones which space, weight and mission considerations

are paramount

What determines oxygen-to-air ration?

altitude

What is the expansion ration of LOX?

862 to 1

Only oxygen conforming to what standard shall be used in aircraft gaseous

oxygen systems?

MIL-PRF-27210

What is the temperature of LOX?

-297 f

In an O2 shop, mechanical exhaust must provide a

minimum of how many air changes per hour?

What is the minimum and maximum torque for

5/16” 3/8” ½” tubing?

5/16= 100-1253/8= 200-250½= 300-400

How high must drip pan sides be?

What is the maximum service ceiling of

regulators?

50,000 ft

How are nitrogen cylinders marked?

Gray cylinder, 2 3” black bands

“NITROGEN, OIL FREE” in white

What manual contains instructions for storage, handling and hydrostatic

testing?

NAVAIR 06-20-2

To what standard must LOX conform?

MIL-PRF-27210 TYPE II

What are the 3 categories of aircraft oxygen

systems?

Low pressure 0-500High pressure 0-1800

Reduced HPLOX

What are the characteristics of

trichlorotriflouroethane vapor?

ColorlessOdorlessTasteless

FLOWMETER

The flowmeter is cleaned for oxygen service IAW

what manual?

06-30-501

The seal spindle is loosened using what and

how?

5/32” hex wrench2 turns counter-clockwise

What liquid detergent is used to clean the tube?

MIL-D-16791

What is applied to O-rings during reassembly?

Lubricant, MIL-G-27617, type III

The flowmeter is calibrated at what

interval?

6 months

What is the scale range of the overboard leakage

rotameter?

20-240 ccm

What is the scale range of the low range leakage

rotameter?

20-240 ccm

What is the scale range of the high range leakage

rotameter?

200-2300 ccm

What are meter end fittings made of?

Chromium plated brass

SURVIVAL ITEMS

If Quik-clot will expire before next repack what is

done?

Remove and replace

What is the service/shelf life of bagged water?

5 years

If water purification tablets will expire prior to next repack, what is done?

Remain in service

The overall finished length of the double shroud

cutter shall not exceed what length?

6 7/8”

The lensatic compass has an approximate luminous

life of how long?

10 years

What is the expiration date of water purification

tablets?

3 years from DOM3 years from PIS if no

DOM1 year from date opened

What is the capacity of the canteen?

The double bladed shroud line cutter can not be used

with what assemblies?

HBU-11, HBU-23, TRI-SAR

The standard wool blanket has what dimensions?

6’ x 8’

If bagged water lacks a DOM, when will it expire?

15 months from date PIS

The wrist compass can be used to locate what?

lodestone

How long does it take to exhaust a sea dye marker?

20-30 minutes

What is used to sharpen the knife?

whetstone

What is the most valuable general purpose survival

tool?

Survival knife

What is the green zone of a HABD?

2700-3000

What is the primary uses for the wrist compass?

NavigationVectoring aircraft

How long is the hook blade knife?

How are flare lots reclassified?

Naval Ammunition Reclassification messages

(NAR)

Each end of a MK-124 lasts for how long?

20 seconds

What are the two parts of a SRU-31?

Packet 1= medicalPacket 2= general

What does a MK-189 personnel distress signal

kit consist of?

2 MK-796 MK-124

What is the capacity of the emergency drinking water

supply bottle?

Theater specific survival kits are used at whose

discretion?

How can the MK-4 signal mirror be used to start a

fire?

Plastic edges can be shaved and used as tinder

How long is the pocket chainsaw?

What is the purpose of rations?

Provide quick energy

Cartridges in a MK-79 are propelled upward how

high?

250-650’

The sea dye marker can be seen how far away at

3,000’?

10 miles

The sea dye marker ceases to be a good target after

how long?

1 hour

With an MROD, how much bagged water is supplied

in a liferaft?

4 oz per person

What are the two ends of a MK-124?

Day- Orange smokeNight- Red flare

Where is the personnel lowering device normally

stowed?

In the RSSK

The type I casualty blanket is what size?

84 x 56

How is the sharpness of the hook blade knife

tested?

2 cuts through type III cord

Where is the lanyard attachment hole located on

the emergency signaling mirror?

In the center

Each cartridge of a MK-79 has what duration?

4 ½ seconds

When are flares that are reclassified removed and

replaced?

When directed by an ACB

Where is the lanyard attachment located on the

MK-4 signaling mirror?

In the corner

The MK-124 is held at arms length at what angle

to the horizontal?

45 degrees

What is the purpose of the manual reverse osmosis

desalinator?

Converts seawater or brackish water into

potable water

How many mechanical patches are packed in the

droppable accessory container of a LRU-15?

The hook blade knife should be sharpened to

what?

A razor’s edge

The water storage bag is capable of holding how

much water?

5 quarts

What is the breaking strength of Type I nylon

cord?

100 lbs

What comprises the pocket knife?

Blade, can opener, bottle opener, screwdriver and

leather punch

What is the purpose of a mechanical patch?

Seal a hole in a LRU-15

How often is the MROD sent to the manufacturer for rework and overhaul?

Every 4 and 8 years

What is the ration rate of replacement?

24oo kCal per 3 people

The back of the blade should be at what angle to

the whetstone when sharpening?

20 degrees

Datrex product has what shelf life?

5 years from DOM

What does a lensatic compass contain to

provide self-illumination?

Tritium in glass vials

The leatherman wave survival tool is what length

when closed and open?

4” closed6 ¼” open

The MROD is capable of delivering how much fresh

water?

1.4 gal an hour

What are the dimensions of a MK-124?

5” long1 ½” diameter

What is done if an MROD is due for rework or

overhaul prior to repack?

Remain in service

The type II lightweight casualty blanket is what

size?

96 x 56

What is the climate capacity of a lensatic

compass?

-50 to 150

What is the shelf life of Quik-clot?

3 years

COLD WEATHER SURVIVAL KITS

How long is the survival saw cutting blade?

What is the maximum usage time of chemical

heat packs?

7 hours

What are the dimensions of the survival saw when in

its closed configuration?

17 x 1.5 x 0.5

The cold weather survival kit is intended for use in areas where the average temp does not exceed?

What is the average burn time of lifeboat matches?

12 seconds

What is the tensile strength of duct tape?

25 lbs per sq in

What is the inside circumference of the

ultima thule sleeping bag?

67”-68”

The SRU-A/P99S-2 is intended for use by how

many aircrewmen?

How long are ice screws?

What is the shaft length range of the telescoping

shovel?

14-22”

What are ice screws made of?

Titanium alloy

The self-inflating ground insulator has what

dimensions?

20 x 47 x 1

The ultima thule sleeping bag can be vacuum packed

to what volume?

450 cu in

What is the maximum and average temp of chemical

heat packs?

135 average156 max

The ultima thule sleeping bag fits heights up to how

many feet?

6’6”

What is the load capacity of the plastic bag?

75 lbs

The lightweight extreme weather shelter can be

used in temps below what?

The ultima thule sleeping bag is recommended for

use when temps are below how many degrees?

The lightweight extreme weather shelter can

withstand what snow load?

4 lbs per sq ft

The lightweight extreme weather shelter provides protection for how many

people?

Minimum of 3

The lightweight extreme weather shelter can

withstand what amount of wind with minimal

damage?

Over 73 mph

The vial contains how many matches and cotton

fibers?

The survival kit provides additional protection for

how long?

72 hours

How often is a special inspection performed?

360 days

What is the tensile strength of rubber tubing?

3500 lbs per sq in

How much does the ultima thule sleeping bag weigh?

What are the dimensions of the lightweight extreme

weather shelter?

Area= 52 sq ftcenter- 48”, wall= 37”

Packed= 24” x 9”

The SRU-A/P99S-1 is intended to be used by

how many aircrew members?

LIGHTS

The SDU-39 incorporates what filter lenses?

Infrared and Blue

You should acclimate your eyes for how long before performing the IR lens

test?

5 minutes

What are flash requirements for the SDU-

39 during testing?

50 +/- 10 per min for 2 minutes

What is the operational life of the survivor locator

light?

8 continuous hours

The right angle flashlight includes how many filters?

5; 1 diffused, 1 blue, 2 red,

1 blackout

What color is the ACR/FA-11 crew light?

orange

What color is theACR/FA-11 (M) crew light?

Olive Green

The sidewinder LED lights provide what 4 levels of

output?

Low, medium, medium high and high

When the raised indicator knob of the sidewinder is

in the top position the light is in what mode?

Infrared

The sidewinder has what color LED bulbs?

Green, Blue, IR and White

The voltage reading of batteries installed in the sidewinder must be at least how many volts?

1.5 or greater

FLIGHT CLOTHING

The GS/FRP-2 are cleaned with water up to what

temp?

120 degrees

What are CWU-64/P?

Cold weather flyer’s coveralls

The CWU-36 can be washed in water up to

what temp?

140 degrees

The CWU-36 can be dried at what maximum temp?

180 degrees

What are the CWU-18/p?

Extreme cold weather trousers

The G-1 is managed IAW what instruction?

OPNAVINST 10126.4A

The flyer’s boot is available in what sizes?

The aircrew safety boot is available in what sizes?

3N – 14 ½ XW

The GS/FRP-2 are available in what sizes?

What are the CWU-43 and 44/p?

Cold weather underwear

The CWU-23 liner is available in how many

sizes?

The CWU-72 is available in how many sizes?

The multi-climate protection system consists

of how many pieces?

The MCPS can be mixed and matched to form how

many levels?

How many square inches of patches may be worn on

flight clothing?

What is the largest size patch that can be worn on

flight clothing?

4” in any direction

The coveralls are supplied in what sizes?

32S – 52L

What is the CWU-36/p?

Summer flyer’s jacket

The CWU-36/P provides protection in what

temperature zones?

50 and above

What is the CWU-45/P?

Cold weather flyer’s jacket

ROTARY WING HELMETS

Where is the strobe light securing patch positioned?

¼” to the right and 1” aft of the lens pad

What damage renders the laser visor unusable?

Scratch exceeding 1/3 the visor thickness

What are the 4 thicknesses of zetaliners?

¼, 3/8, 1/2 , 5/8

How do you determine the size and thickness of a

zetaliner?

Last 3 digits of the part number

What support equipment is used to test

communications?

TTU-489

Communications are tested with the TTU-489

IAW what manual?

NAVAIR 17-15BC-22

What are the authorized visor assemblies?

Clear, neutral, gradient, amber and LEP

The thermoplastic liner consists of how many

layers?

What are the minimum and maximum number of TPL

layers?

2 minimum5 maximum

What is used when inserting the energy

absorbing liner into the helmet shell?

36” Type VI webbing

Zetaliners are available in how many sizes and

thicknesses?

The HGU-84 is available in what 4 sizes?

M, L, XL, XL-W

The helmet provides what protection to the aircrew

member?

Eye, ear, head

The helmet is taped IAW with what instruction?

OPNAVINST 3710.7

What size pile fastener is used to secure the strobe

light?

FIXED WING HELMETS

Bladders subjected to what pressures must be

removed from service?

2.5 or greater

What is the maximum allowed leakage in 30

seconds?

.1 psig

The bladder leak test is performed using what

equipment and IAW what manual?

TTU-551NAVAIR 17-15GB-505

How often is the HGU-89 bladder leak tested?

360 days

What 2 stitches can be used to repair the

edgeroll?

Whip and baseball

Unrepairable holes in the edgeroll larger than how many inches render the

helmet unusable?

The boom swivel is located on what side of the

helmet?

Left hand

The bladder kit assembly is available in how many

sizes?

When is the amber lens used?

Hazy/overcast during day

The HGU-68 is available in what 3 sizes?

M, L, XL

What 5 series of helmets are used for fixed wing

aircraft?

HGU-66, 68, 85, 87, 89

MBU-12 SERIES

How often is the mask subjected to a special

inspection?

30 days

What is the preferred cleaning solution for the MBU-12 series oxygen

mask?

1% by weight solution of cleaning compound

¼- ½ oz : 1 gal of water

The MBU-17(V)5/P is designed for use in what

aircraft?

The mask is qualified for water depths up to how

many feet?


aircraft?

The MBU-16 is used in what aircraft?

AV-8, EA-6B, F/A-18

The MBU-15 is used in what aircraft?

What test set is used to perform the functional

test?

TTU-489

To ensure maximum downward vision, where

should the mask be positioned?

One finger width below the nose bridge

There should be no more than how many inches of extension in the oxygen

delivery hose?

What distance is measured when selecting the correct

O2 mask size?

Bridge of the nose to just underneath the chin bone


aircraft?

What does the alternative cleaning solution consist

of?

4 tablespoons of powder detergent : 1 gal of water

The bayonet receiver shall be no closer than what

distance from the edge of the helmet?

What is used to disinfect the oxygen mask?

1/3 cup of bleach : 1 gal of water


aircraft?

What is used to clean the inhalation/exhalation

valve?

70% solution of isopropyl alchohol

The MBU-12 series oxygen mask is available in how

many sizes?

What is the cure time of silicone?

24 hours

Where can the year and quarter of manufacture be

found?

Inside the left cheek flap

The bayonet receiver is inserted to what position

during fitting?

Second locking

MBU-23 SERIES

The MBU-23 is designed as an alternative to what

masks?

MBU-12 and MBU-5

What measurement is used to determine mask size?

Distance between nasal root and supermentale

During fitting the bayonet receivers are inserted to

what position?

Second clicking

30 days

What was the MBU-23 series oxygen mask

developed for?

Non-positive pressure breathing for g

applications

The MBU-24/P22P-16 oxygen mask is designed

for use with what helmets?

HGU-87 AND 89

AIRSAVE VEST

The TACAIR vest has how many general pockets?

The CMU-36’s metal slide fastener can withstand how much force during

ejection?

600 KIAS

What are the two configurations of the

Airsave vest?

CMU-33 and CMU-36

The vest accommodates what torso sizes?

5% female to the 95% male

In what 3 areas can the vest be adjusted for

fitting?

Back center and under each arm

Tears in the raschel mesh fabric exceeding how

many inches may not be repaired?

The vest accommodates what chest sizes?

The vest can be expanded to accommodate what maximum chest size?

The Airsave is compatible with what life preservers?

LPU-21, 23, 34, 36, 37

CBR Respirators

Who performs the preflight?

When are lithium batteries used?

The NiCad battery provides how many hours

of operation?

3 ½ - 4

The lithium battery provides how many hours

of operation?

The hood outlet valves should be in what position

during normal flight operation?

What are the 4 positions of the ICU?

Aligned= off, 1st= listen only, 2nd= talk/listen

(acoustic), 3rd= talk/listen (hardwire)

What are the methods of preventing suffocation?

Faceplate ripaway, anti-suffocation disconnect

What is used to clean the orinasal mask?

1 tablespoon bleach : 2 quarts of water

During the functional test, the H-manifold should be

in what position?

Open (horizontal)


(Training and operational)

training- 90 daysoperational- 270 days

The bench test is performed using what test

set?

A/E47T-28

During the pressure test, what is the minimum manometer reading?

2.6 inH2O

What is used to clean exhalation valves?

Isopropyl alcohol

The canisters do not provide protection from

what agents?

Ammonia gasCarbon monoxide

The canister provide protection from sulfur dioxide for how long?

5-10 minutes

Hare training respirators marked?

“TRAINING DEVICE” 1” letters on the front of the

apron in yellow

Who do you contact for custom fit sizes? (XL, XS,

XXS)

NAWCAD Pax River

The bench test is performed IAW what

manual?

NAVAIR 17-15HB-21

What are the 2 sized of neck seals?

Standard and small

What does the hood inlet valve prevent?

Air from being drawn from the hood and into the

orinasal mask

What are the two compartments inside the

mask?

Orinasal area and hood

What are the 3 hood cowl sizes?

XS, standard, XL

What does the H-manifold inlet valve do?

Prevents oxygen from leaking through the pusher

fan

What ICU position is recommended for all

ground comms?

2nd- talk/listen (acoustic)

Where is the hood outlet valve located?

Left side of mask

What is the function of the hood outlet valve?

Permits demisting air to vent

Where is the inhalation valve mounted?

Left side of mask

The nose occluder is available in what sizes?

4mm-7mm

What are the 5 sizes available?

XL, L, S, XS, XXS

What are the 2 sizes and designators of the orinasal

mask?

Large – PSmall - Q

The A/PSSP-14(V)1-4 provides protection at

what altitudes?

Ground – 43,000

What is configurationA/P22P-14(V)1?

Non-oxygen

Panel mount regulators

URT-140

What is 121.5 MHz?

Civilian Emergency

What is 243.0 MHz?

Military emergency

What is 282.8 MHz?

International emergency

What is 406.025 MHz?

International emergency message frequency

The URT-140 is waterproof at 50 feet for how long?

15 minutes

What is advanced multi-mode waveform?

Allows signal transmission to occur on two

frequencies simultaneously

What is the function of digital messages?

Facilitate the detection and location of a lost pilot

What is the battery storage life?

5 years

The URT-140 transmits on what frequencies?

121.5, 243.0, 406.025

What does the URT-140 transmit on 406.025?

Digital messages

How long, wide and high is the URT-140?

4.9” long2.58 wide1.35 high

The URT-140 is waterproof at two feet for how long?

24 hours

In triple frequency mode, what is the operating life

of the battery?

12 hours

On what frequencies does the URT-140 transmit

distress signals?

121.5 and 243.0

What is the battery service life?

3 years

At 77 degrees how long will the batteries last in the triple beacon mode?

Greater than 24 hours

How much does the URT-140 weigh?

URT-140 MAINTENANCE

How often are stored units tested?

365 days

If the BCN LED blinks 2 times what is indicated?

Battery failure

What is the format of the manufacture date?

YY DDD

Non-RFI radio beacons returned to depot should be placed in what status

on JSETS?

RF output failure

How often is the antenna test performed?

3 years

What is the approved battery type?

LSH-14BA

URT-33

The URT-33 transmits on what frequency?

243.0 MHz

How is the URT-33 powered?

9V battery

What is the range of the URT-33?

160 NM @ 30,000’100 NM @ 10,000’

SATELLITE SAR

The C-S system relays emergency information on

what frequencies?

121.5, 243.0, 406.025

What are the 3 segments of the C-S system?

Radio beacon, space, ground

Digitally-coded emergency information is transmitted

on which frequency?

406.025

The C-S system consists of what satellite subsystems?

LEOSAR and GEOSAR

The LEOSAR system can orbit the Earth in what

amount of time?

100 minutes

LEOSAR satellites travel in what direction?

North-South

LEOSAR satellites detect and receive on what

frequencies?(COSPAS)

121.5 and 406.025

LEOSAR satellites maintained by SARSAT receive and transmit on

what frequencies?

121.5, 243.0, 406.025

The GEOSAR satellites orbit the Earth at what

altitude and at what latitude?

36,000km, 0 degrees latitude

What does the ground segment consist of?

Local User TerminalsMission Control Centers

PRC-149 THEORY

The radio always defaults to what receiving AM

channel?

The PRC-149 operates in AM transceiver mode at

what frequencies?

121.5, 243.0, 282.8

What are the two levels of BIT?

Power-up and maintenance

What is the purpose of the power-up bit?

Verifies the processor works

The maintenance BIT is performed in what mode?

How often is the maintenance BIT

performed?

90 days

COSPAS-SARSAT puts SAR teams within what radius

of the downed aircrewman?

2000 meters

How is the radio meant to be held?

Right hand, 3-5” from face

Triple frequency beacon mode transmits on what

channels?

121.5, 243.0, 406.025

Burst transmissions during triple frequency bcn are at

what intervals?

50 +/- 2.5 seconds

What is the antenna’s maximum radiation?

22 degrees offset

What mode yields the longest battery life?

How long does it take to acquire GPS position?

2 minutes

How often is GPS position reacquired?

Every 20 minutes

The PRC-149 has how many operating modes?

What frequencies are met on channels; AM1, AM2,

AM3?

AM1-243.0, AM2- 282.8, AM3-121.5

How long does the maintenance BIT last?

51 seconds

PRC-149 MAINTENANCE

Battery date codes must fall within how much time

of each other?

180 days

How often is a GPS acquisition check

performed?

180 days

Maintenance and aircrew personnel should not turn

the selector knob past what position?

To ensure the radio is RFI, you should obtain how

many consecutive successful bits?

If the BCN LED blinks three times what is

indicated?

RF output failure

Battery failure

AM Receiver failure

What is the shelf and service life of batteries?

Shelf= 5 yearsService= 3 years

Following the maintenance BIT, GPS position should be acquired in how much

time?

Less than 5 minutes

How often is the maintenance BIT

performed?

90 days

PRC-112

If the radio fails any test what action takes place?

Forward to Depot

The PRC-112 is tested at I-level how often?

360 days

What ACB replaced the large VOL/OFF knob with

a smaller one?

ACB 860

What is performed prior to placing the radio into

service?

90 day inspection

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