Din-332-2 Gauri de Centrare
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30 Siemens MD · 2009 Standardization Parallel Keys, Taper Keys, and Centre Holes Dimensions of parallel keys and taper keys Parallel keys and taper keys Diameter Width Height Depth of key- way in shaft Depth of keyway in hub Lengths, see below Parallel keys and taper keys acc. to DIN 6885 Part 1, 6886 and 6887 Side fitting square and rectangular keys d b h t 1 t 2 l 1 l Side fitting square and rectangular keys DIN DIN above to 1) 2) 6885/1 6886/ 6887 6885/1 6886 2) from to from to mm mm mm mm mm mm mm mm mm mm mm 6 8 10 8 10 12 2 3 4 2 3 4 1.2 1.8 2.5 1.0 1.4 1.8 0.5 0.9 1.2 6 6 8 20 36 45 6 8 10 20 36 45 Parallel key and keyway acc. to DIN 6885 Part 1 12 17 22 17 22 30 5 6 8 5 6 7 3 3.5 4 2.3 2.8 3.3 1.7 2.2 2.4 10 14 18 56 70 90 12 16 20 56 70 90 Square and rectangular taper keys 30 38 44 38 44 50 10 12 14 8 8 9 5 5 5.5 3.3 3.3 3.8 2.4 2.4 2.9 22 28 36 110 140 160 25 32 40 110 140 160 50 58 65 58 65 75 16 18 20 10 11 12 6 7 7.5 4.3 4.4 4.9 3.4 3.4 3.9 45 50 56 180 200 220 45 50 56 180 200 220 Taper and round ended sunk key and 75 85 95 85 95 110 22 25 28 14 14 16 9 9 10 5.4 5.4 6.4 4.4 4.4 5.4 63 70 80 250 280 320 63 70 80 250 280 320 Taper and round-ended sunk key and keyway acc. to DIN 6886 1) The tolerance zone for hub keyway width b for 110 130 150 130 150 170 32 36 40 18 20 22 11 12 13 7.4 8.4 9.4 6.4 7.1 8.1 90 100 110 360 400 400 90 100 110 360 400 400 1) The tolerance zone for hub keyway width b for parallel keys with normal fit is ISO JS9 and with close fit ISO P9. The tolerance zone for shaft keyway width b with normal fit is ISO N9 170 200 230 200 230 260 45 50 56 25 28 32 15 17 20 10.4 11.4 12.4 9.1 10.1 11.1 125 140 160 400 400 400 125 140 400 400 shaft keyway width b with normal fit is ISO N9 and with close fit ISO P9. 2) Dimension h of the taper key names the largest height of the key, and dimension t z the 260 290 330 290 330 380 63 70 80 32 36 40 20 22 25 12.4 14.4 15.4 11.1 13.1 14.1 180 200 220 400 400 400 Lengths not deter- largest height of the key, and dimension t z the largest depth of the hub keyway. The shaft keyway and hub keyway dimensions according to DIN 6887 - taper keys with gib 380 440 440 500 90 100 45 50 28 31 17.4 19.5 16.1 18.1 250 280 400 400 deter- mined according to DIN 6887 - ta er keys with gib head - are equal to those of DIN 6886. Lengths mm I 1 or I 6 8 10 12 14 16 18 20 22 25 28 32 36 40 45 50 56 63 70 80 90 100 110 125 140 160 180 200 220 250 280 320 360 400 Dimensions of 60° centre holes in mm Centre holes i h ft d ( t i ) t DIN 332 P t1 Recommended diameters Bore diameter Form B Minimum dimensions in shaft ends (centerings) acc. to DIN 332 Part 1 d 2) d 1 a 1) b d 2 d 3 t above to 6 10 25 63 10 25 63 100 1.6 2 2.5 3.15 4 5 6.3 5.5 6.6 8.3 10 12.7 15.6 20 0.5 0.6 0.8 0.9 1.2 1.6 1.4 3.35 4.25 5.3 6.7 8.5 10.6 13.2 5 6.3 8 10 12.5 16 18 3.4 4.3 5.4 6.8 8.6 10.8 12.9 Form B DIN 332/1 Recommended diameters Form DS d 6 2) d 1 d 2 d 3 d 4 d 5 t 1 t 2 t 3 t 4 t 5 above to 3) +2 min. +1 ≈ ≈ Keyway 7 10 13 10 13 16 M3 M4 M5 2.5 3.3 4.2 3.2 4.3 5.3 5.3 6.7 8.1 5.8 7.4 8.8 9 10 12.5 12 14 17 2.6 3.2 4 1.8 2.1 2.4 0.2 0.3 0.3 16 21 24 21 24 30 M6 M8 M10 5 6.8 8.5 6.4 8.4 10.5 9.6 12.2 14.9 10.5 13.2 16.3 16 19 22 21 25 30 5 6 7.5 2.8 3.3 3.8 0.4 0.4 0.6 30 38 50 85 38 50 85 130 M12 M16 M20 M24 10.2 14 17.5 21 13 17 21 25 18.1 23 28.4 34.2 19.8 25.3 31.3 38 28 36 42 50 37 45 53 63 9.5 12 15 18 4.4 5.2 6.4 8 0.7 1.0 1.3 1.6 Form DS (with thread) DIN 332/2 1) Cutting-off dimension in case of no centering 2) Diameter applies to finished workpiece 130 225 320 225 320 500 M30* M36* M42* 26 31.5 37 31 37 43 44 55 65 48 60 71 60 74 84 77 93 105 17 22 26 11 15 19 1.9 2.3 2.7 2) Diameter a lies to finished work iece * Dimensions not acc. to DIN 332 Part 2 3) Drill diameter for tapping-size holes acc. to DIN 336 Part 1 2
Transcript of Din-332-2 Gauri de Centrare
30 ������� � · ���
StandardizationParallel Keys, Taper Keys,and Centre Holes
Dimensions of parallel keys and taper keysParallel keys and taper keys
Diameter Width Height
Depthof key-way inshaft
Depth ofkeyway in
hub
Lengths, seebelow
Parallel keys and taper keysacc. to DIN 6885 Part 1, 6886 and 6887
Side fitting square and rectangular keysd b h t1 t2 l1 l
Side fitting square and rectangular keys
DIN DIN
above to 1) 2) 6885/1 6886/6887 6885/1 6886
2) from to from tomm mm mm mm mm mm mm mm mm mm mm 6 8 10
8 10 12
2 3 4
2 3 4
1.21.82.5
1.0 1.4 1.8
0.5 0.9 1.2
6 6 8
20 36 45
6 8 10
20 36 45
Parallel key and keyway acc. to DIN 6885 Part 1
12 17 22
17 22 30
5 6 8
5 6 7
33.5 4
2.3 2.8 3.3
1.7 2.2 2.4
10 14 18
56 70 90
12 16 20
56 70 90
Square and rectangular taper keys
30 38 44
38 44 50
10 12 14
8 8 9
5 55.5
3.3 3.3 3.8
2.4 2.4 2.9
22 28 36
110140160
25 32 40
110140160
50 58 65
58 65 75
16 18 20
10 11 12
6 77.5
4.3 4.4 4.9
3.4 3.4 3.9
45 50 56
180200220
45 50 56
180200220
Taper and round ended sunk key and 75 85 95
85 95110
22 25 28
14 14 16
9 910
5.4 5.4 6.4
4.4 4.4 5.4
63 70 80
250280320
63 70 80
250280320
Taper and round-ended sunk key andkeyway acc. to DIN 6886
1) The tolerance zone for hub keyway width b for110130150
130150170
32 36 40
18 20 22
111213
7.4 8.4 9.4
6.4 7.1 8.1
90100110
360400400
90100110
360400400
1) The tolerance zone for hub keyway width b forparallel keys with normal fit is ISO JS9 andwith close fit ISO P9. The tolerance zone forshaft keyway width b with normal fit is ISO N9
170200230
200230260
45 50 56
25 28 32
151720
10.411.412.4
9.110.111.1
125140160
400400400
125140
400400
shaft keyway width b with normal fit is ISO N9and with close fit ISO P9.
2) Dimension h of the taper key names thelargest height of the key, and dimension tz the
260290330
290330380
63 70 80
32 36 40
202225
12.414.415.4
11.113.114.1
180200220
400400400
Lengthsnot
deter-
largest height of the key, and dimension tz thelargest depth of the hub keyway. The shaftkeyway and hub keyway dimensionsaccording to DIN 6887 - taper keys with gib
380440
440500
90100
45 50
2831
17.419.5
16.118.1
250280
400400
deter-mined
according to DIN 6887 - ta er keys with gibhead - are equal to those of DIN 6886.
Lengths mmI1 or I
6 8 10 12 14 16 18 20 22 25 28 32 36 40 45 50 56 63 70 8090 100 110 125 140 160 180 200 220 250 280 320 360 400
Dimensions of 60° centre holes in mm Centre holesi h ft d ( t i ) t DIN 332 P t 1Recommended
diametersBore
diameter Form B Minimumdimensions
in shaft ends (centerings) acc. to DIN 332 Part 1
d 2) d1 a 1) b d2 d3 tabove to
610
25
63
10 25
63
100
1.62
2.53.15456.3
5.5 6.6 8.31012.715.620
0.50.60.80.91.21.61.4
3.35 4.25 5.3 6.7 8.510.613.2
5 6.3 81012.51618
3.4 4.3 5.4 6.8 8.610.812.9
Form BDIN 332/1
Recommendeddiameters Form DS
d6 2) d1 d2 d3 d4 d5 t1 t2 t3 t4 t5Kabove to 3) +2 min. +1 ≈ ≈ Keyway
7 10 13
10 13 16
M3M4M5
2.5 3.3 4.2
3.2 4.3 5.3
5.3 6.7 8.1
5.8 7.4 8.8
910
12.5
12 14 17
2.6 3.2 4
1.8 2.1 2.4
0.20.30.3
16 21 24
21 24 30
M6M8M10
5 6.8 8.5
6.4 8.410.5
9.612.214.9
10.513.216.3
161922
21 25 30
5 6
7.5
2.8 3.3 3.8
0.40.40.6
30 38 50 85
38 50 85130
M12M16M20M24
10.21417.521
13172125
18.123
28.434.2
19.825.331.338
28364250
37 45 53 63
9.5121518
4.4 5.2 6.4 8
0.71.01.31.6
Form DS (with thread)DIN 332/2
1) Cutting-off dimension in case of no centering2) Diameter applies to finished workpiece
130225320
225320500
M30*M36*M42*
2631.537
313743
445565
486071
607484
77 93105
172226
111519
1.92.32.7
2) Diameter a lies to finished work iece* Dimensions not acc. to DIN 332 Part 23) Drill diameter for tapping-size holes acc. to
DIN 336 Part 1
2
T100 EN 20.02.2009 15:00 Uhr Seite 30
