Post on 04-Oct-2020
Fluid System Valves and Components Since 1957
425 Smith Street • Farmingdale, NY 11735 • Phone: (516) 944-9882 • Fax: (516) 944-8522 • Email: info@auscoinc.comwww.auscoinc.com
Miniature PressureRelief Valves
Insert Cartridge Manifold LRU Line Mount Ring Lock
AUSCO Miniature Pressure Relief Valves offer the versatility of economical and advanced designs for highperformance requirements and multiple configuration options
• Wide range of standard designs. Custom designs available to meet customer-specified requirements• Designs for all liquid and gas applications, including high pressure hydraulic and pneumatic service• Design sizes ranging from 0.125 in. to 2.0 in diameter; –3 to –24 fitting sizes• Designs for safety relief (“pop-off”), pressurizing, filter bypass, and cross port functions for EHAs• Flow efficient designs for miniature packaging• Extensive range of cracking pressures; adjustable cracking pressure designs available
Construction:• Housings – Multiple configuration options. All stainless steel construction. Aluminum and Titanium housings/fittings available as standards to meet weight and performance requirements.• Valve Seats – Designed to meet performance extremes: Durable 440C Hard seat designs for long life hydraulic service (low hard seat leakage); Zero Leak designs for high pressure gas service; and Zero Leak, High Temperature designs for combustion service• Screened Designs Available
Other Related Products Available:• Sampling Valves• Thermal Relief Valves• Pilot-operated Relief Valves• Packaged Cross-port Relief Valves• Adjustable Cracking Pressure Relief Valves• Combination Valves with integral relief function• Bleed and Relief Valves – Relief Valves with Manual Override for reservoirs and accumulators
AUS33285MiniaturePressureReliefValves.pdf 1 12/6/16 3:35 PM
Below is detailed information pertaining to the Insert Relief Valves. Please contact the AUSCO Technical Center for other configuration information, advanced performance designs. Consider our advanced combination valve designs for space and weight savings.
INWARD
OUTWARD
MANIFOLD OR FITTING INSTALLATION HOLE
16-63
G
F
J
H
45
R.003 MAX
L.003 E
E
NOTES:
1. FLUID:
2. PERFORMANCE:
3. PRESSURES: OPERATING PROOF BURST 4. TEMPERATURE:
High pressure and temperature designs available
5. SHUT OFF:
ALL TYPES OF FLUIDS
BASED ON MIL-PRF-83282@ 80° F (27°C)
3,000 PSIG (207 BAR)4,500 PSIG (310 BAR)7,500 PSIG (517 BAR)
-65°F (-54°C) TO +275°F (+135°C)
85% OF ACTUAL CRACKPRESSURE
PART NOMENCLATURE:
CRACK PRESSURE IN PSID X10(EX: 050 INDICATES 500 PSID)
INTERNAL DESIGN SPECIFICATION1 - STANDARD DESIGN3 - ZERO LEAK4 - SIDE EXIT / INLET5 - HIGH PRESSURE
DIAMETER IN THOUSANDS OF INCHES
SCREEN SPECIFICATIONS - SCREENED / U - UNSCREENED
FLOW SPECIFICATION I - INWARD / O - OUTWARD
VALVE TYPE (BASIC DESIGN CODE)
PRU I U 281 1 050
45
A
C
D MAX
45
187 / 375 / 500 DESIGN
B
B
281 DESIGN
INSERT MINIATURE RELIEF VALVE
INSERTLOCKINGPIN
A
‡ Screened options.
C MAXB
0.187
0.281
0.375
0.500
0.62 / 0.77‡
1.06 / 1.28‡
1.20
1.50
INSERT INSTALLATION HOLE
DIMENSIONS(IN INCHES)
FLOW PRESSUREDROP(PSID)
(GPM)CRACK
PRESSURE(PSID)ØD
SEE DETAIL SHEET FOR
STANDARD PERFORMANCE
ØF G (MIN.)
LEAKAGEAT SHUT
OFF
-
0.56
-
-
-
0.249
-
-
0.1880 / 0.1875
0.2817 / 0.2812
0.3755 / 0.3750
0.5010 / 0.5000
0.64 / 0.80
0.57
1.22
1.52
H (MIN.)
0.14
0.55 / 0.77
0.14
0.14
ØJ
0.160 / 0.140
0.258 / 0.254
0.320 / 0.290
0.460 / 0.400
ØA
PERFORMANCE
425 Smith Street • Farmingdale, New York 11735Phone: (516) 944-9882 • Fax: (516) 944-8522 • Email: info@auscoinc.com
AUS33285MiniaturePressureReliefValves.pdf 1 12/6/16 5:13 PM