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Nominal Diameter
d
6 6 7 8 8 9 10 10 10 12 12 12 14 14 15
d2 Nominal Size
b ±0.2
c min
16 22 22 22 24 22 22 25 26 22 25 30 24 30 26
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
Nominal Diameter
d
15 15 16 16 18 18 20 20 20 22 22 22 25 25 25
d2 Nominal Size
b ±0.2
c min
30 35 30 35 30 35 30 35 40 35 40 47 35 40 47
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
Nominal Diameter
d
25 28 28 28 30 30 30 30 32 32 32 32 32 32 35
d2 Nominal Size
b ±0.2
c min
52 40 47 52 40 42 47 52 45 47 52 45 47 52 47
7 7 7 7 7 7 7 7 7 7 7 8 8 8 7
0.3 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Nominal Diameter
d
35 35 35 35 35 35 35 38 38 38 38 40 40 40 40
d2 Nominal Size
b ±0.2
c min
50 52 55 47 50 52 55 55 62 55 62 52 55 62 52
7 7 7 8 8 8 8 7 7 8 8 7 7 7 8
0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Nominal Diameter
d
40 40 42 42 45 45 45 48 50 50 50 55 55 55 60
d2 Nominal Size
b ±0.2
c min
55 62 55 62 60 62 65 62 65 68 72 70 72 80 75
8 8 8 8 8 8 8 8 8 8 8 8 8 8 8
0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Nominal Diameter
d
60 60 65 65 70 70 75 75 80 80 85 85 90 90 95
d2 Nominal Size
b ±0.2
c min
80 85 85 90 90 95 95 100 100 110 110 120 110 120 120
8 8 10 10 10 10 10 10 10 10 12 12 12 12 12
0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.8 0.8 0.8 0.8 0.8
Nominal Diameter
d
95 100 100 100 105 110 110 115 120 125 130 135 140 145 150
d2 Nominal Size
b ±0.2
c min
125 120 125 130 130 130 140 140 150 150 160 170 170 175 180
12 12 12 12 12 12 12 12 12 12 12 12 15 15 15
0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 1 1 1
Nominal Diameter
d
160 170 180 190 200 210 220 230 240 250 260 280 300 320 340
d2 Nominal Size
b ±0.2
c min
190 200 210 220 230 240 250 260 270 280 300 320 340 360 380
15 15 15 15 15 15 15 15 15 15 20 20 20 20 20
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
Nominal Diameter
d
360 380 400 420 440 460 480 500
d2 Nominal Size
b ±0.2
c min
400 420 440 460 480 500 520 540
20 20 20 20 20 20 20 20
1 1 1 1 1 1 1 1
①,TYPE A: a) Elastomeric component; b) Metal insert; c) Garter spring; d)Sealing lip. TYPE AS: a) Minor lip.

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31 Rubber Seals On One-way [GB]
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32 O-Rings For General Industrial Appilcations [JIS]
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