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•Material : Ethylene Propylene Rubber, Fluororubber, Nitrile Rubber, Silicon Rubber
For complete product overview and details on O-Rings - P Series see the sections below:
Part Number
Configured Part Number is shown.
NPSK11.2
Type | [ M ]Material | [ H ]Hardness (JIS Hs) | Color | Operating Temperature Range | JIS Symbol | Applications | Feature |
NPA | Nitrile Rubber | 70±5 | Black | -30~100°C | Class 1 A | Mineral Oil Resistant | Most representative material with superior oil / abrasion resistance and heat stability. |
NPB | Nitrile Rubber | 90±5 | Black | -25~100°C | Class 1 B | ||
NPSW | Silicon Rubber | 50±5 | Milky White | -50~200°C | - | Heat Resistant | Having excellent high and low temperature resistances, this material has the widest range of operating temperatures among synthetic rubbers. It is suitable for food-related applications. |
NPSK | Silicon Rubber | 70±5 | Scarlet Red | -50~200°C | Class 4 C | Heat Resistant | |
NPF | Fluoro Rubber | 70±5 | Black | -15~200°C | Class 4 D | Best in oil / chemical resistance and heat stability as synthetic rubber. Suitable for a wide range of applications. | |
NPFH | Fluoro Rubber | 90±5 | Black | -15~200°C | - | Heat Resistant | |
NPEG | Ethylene Propylene Rubber | 70±5 | Black | -45~130°C | - | For weather resistant items | Excellent material in weather resistance, ozone resistance and electrical characteristics. |
NPBR | Fluororesin | - | White | Subject to O-ring | - | For high voltage use | Used when the pressure resistance of O-ring is insufficient. |
Part Number |
NPSK25.5 |
Part Number | Nominal No. of Applicable O-Rings | W | d | D | T | |||||
Type | No. | |||||||||
NPBR (Fluororesin, White) | 15 | P15 | 2.0 | +0.03 -0.05 | 15 | +0.15 0 | 19 | 0 -0.15 | 1.25 | ±0.1 |
16 | P16 | 16 | 20 | |||||||
18 | P18 | 18 | 22 | |||||||
20 | P20 | 20 | 24 | |||||||
21 | P21 | 21 | 25 | |||||||
22 | P22 | 22 | 26 | |||||||
22A | P22A | 3.0 | 22 | +0.20 0 | 28 | 0 -0.20 | ||||
24 | P24 | 24 | 30 | |||||||
25 | P25 | 25 | 31 | |||||||
26 | P26 | 26 | 32 | |||||||
28 | P28 | 28 | 34 | |||||||
30 | P30 | 30 | 36 | |||||||
32 | P32 | 32 | 38 | |||||||
34 | P34 | 34 | 40 | |||||||
38 | P38 | 38 | 44 | |||||||
40 | P40 | 40 | 46 | |||||||
42 | P42 | 42 | 48 | |||||||
48 | P48 | 48 | 54 | |||||||
50 | P50 | 50 | 56 |
Part Number | JIS Nominal Number | W | I.D. | Matching Material | |||||||
Type | No. | do | NPA, NPB Tolerance | NPSK, NPSW NPEG Tolerance | NPF, NPFH Tolerance | d | Tolerance | D | Tolerance | ||
NPA (Nitrile Rubber, Black) NPB (Nitrile Rubber, Black) NPSW (Silicon Rubber, Milky White) NPSK (Silicon Rubber, Scarlet Red) NPF (Fluoro Rubber, Black) NPFH (Fluoro Rubber, Black) NPEG (Ethylene Propylene Rubber, Black) | 3 | P3 | 1.9±0.08 | 2.8 | ±0.14 | ±0.21 | ±0.16 | 3 | 0 -0.05 | 6 | +0.05 0 |
4 | P4 | 3.8 | 4 | 7 | |||||||
5 | P5 | 4.8 | ±0.15 | ±0.22 | ±0.18 | 5 | 8 | ||||
6 | P6 | 5.8 | 6 | 9 | |||||||
7 | P7 | 6.8 | ±0.16 | ±0.24 | ±0.19 | 7 | 10 | ||||
8 | P8 | 7.8 | 8 | 11 | |||||||
9 | P9 | 8.8 | ±0.17 | ±0.25 | ±0.20 | 9 | 12 | ||||
10 | P10 | 9.8 | 10 | 13 | |||||||
10A | P10A | 2.4±0.09 | 9.8 | 10 | 0 -0.06 | 14 | +0.06 0 | ||||
11 | P11 | 10.8 | ±0.18 | ±0.27 | ±0.21 | 11 | 15 | ||||
11.2 | P11.2 | 11.0 | 11.2 | 15.2 | |||||||
12 | P12 | 11.8 | ±0.19 | ±0.28 | ±0.22 | 12 | 16 | ||||
12.5 | P12.5 | 12.3 | 12.5 | 16.5 | |||||||
14 | P14 | 13.8 | 14 | 18 | |||||||
15 | P15 | 14.8 | ±0.20 | ±0.30 | ±0.24 | 15 | 19 | ||||
16 | P16 | 15.8 | 16 | 20 | |||||||
18 | P18 | 17.8 | ±0.21 | ±0.31 | ±0.25 | 18 | 22 | ||||
20 | P20 | 19.8 | ±0.22 | ±0.33 | ±0.26 | 20 | 24 | ||||
21 | P21 | 20.8 | ±0.23 | ±0.34 | ±0.27 | 21 | 25 | ||||
22 | P22 | 21.8 | ±0.24 | ±0.36 | ±0.28 | 22 | 26 | ||||
22A | P22A | 3.5±0.1 | 21.7 | 22 | 0 -0.08 | 28 | +0.08 0 | ||||
22.4 | P22.4 | 22.1 | 22.4 | 28.4 | |||||||
24 | P24 | 23.7 | 24 | 30 | |||||||
25 | P25 | 24.7 | ±0.25 | ±0.37 | ±0.30 | 25 | 31 | ||||
25.5 | P25.5 | 25.2 | 25.5 | 31.5 | |||||||
26 | P26 | 25.7 | ±0.26 | ±0.39 | ±0.31 | 26 | 32 | ||||
28 | P28 | 27.7 | ±0.28 | ±0.42 | ±0.33 | 28 | 34 | ||||
29 | P29 | 28.7 | ±0.29 | ±0.43 | ±0.34 | 29 | 35 | ||||
29.5 | P29.5 | 29.2 | 29.5 | 35.5 | |||||||
30 | P30 | 29.7 | 30 | 36 | |||||||
31 | P31 | 30.7 | ±0.30 | ±0.45 | ±0.36 | 31 | 37 | ||||
31.5 | P31.5 | 31.2 | ±0.31 | ±0.46 | ±0.37 | 31.5 | 37.5 | ||||
32 | P32 | 31.7 | 32 | 38 | |||||||
34 | P34 | 33.7 | ±0.33 | ±0.49 | ±0.39 | 34 | 40 | ||||
35 | P35 | 34.7 | ±0.34 | ±0.51 | ±0.40 | 35 | 41 | ||||
35.5 | P35.5 | 35.2 | 35.5 | 41.5 | |||||||
36 | P36 | 35.7 | 36 | 42 | |||||||
38 | P38 | 37.7 | ±0.37 | ±0.55 | ±0.44 | 38 | 44 | ||||
39 | P39 | 38.7 | 39 | 45 | |||||||
40 | P40 | 39.7 | 40 | 46 | |||||||
41 | P41 | 40.7 | ±0.38 | ±0.57 | ±0.45 | 41 | 47 | ||||
42 | P42 | 41.7 | ±0.39 | ±0.58 | ±0.48 | 42 | 48 | ||||
44 | P44 | 43.7 | ±0.41 | ±0.61 | ±0.49 | 44 | 50 | ||||
45 | P45 | 44.7 | 45 | 51 | |||||||
46 | P46 | 45.7 | ±0.42 | ±0.63 | ±0.50 | 46 | 52 | ||||
48 | P48 | 47.7 | ±0.44 | ±0.66 | ±0.52 | 48 | 54 | ||||
50 | P50 | 49.7 | ±0.45 | ±0.67 | ±0.54 | 50 | 56 | ||||
50A | P50A | 5.7±0.13 | 0 -0.10 | 60 | +0.10 0 | ||||||
52 | P52 | 51.6 | ±0.47 | ±0.70 | ±0.56 | 52 | 62 | ||||
53 | P53 | 52.6 | ±0.48 | ±0.72 | ±0.57 | 53 | 63 | ||||
55 | P55 | 54.6 | ±0.49 | ±0.73 | ±0.58 | 55 | 65 | ||||
56 | P56 | 55.6 | ±0.50 | ±0.75 | ±0.60 | 56 | 66 | ||||
58 | P58 | 57.6 | ±0.52 | ±0.78 | ±0.62 | 58 | 68 | ||||
60 | P60 | 59.6 | ±0.53 | ±0.79 | ±0.63 | 60 | 70 | ||||
62 | P62 | 61.6 | ±0.55 | ±0.82 | ±0.66 | 62 | 72 | ||||
63 | P63 | 62.6 | ±0.56 | ±0.84 | ±0.67 | 63 | 73 | ||||
65 | P65 | 64.6 | ±0.57 | ±0.85 | ±0.68 | 65 | 75 | ||||
67 | P67 | 66.6 | ±0.59 | ±0.88 | ±0.70 | 67 | 77 | ||||
70 | P70 | 69.6 | ±0.61 | ±0.91 | ±0.73 | 70 | 80 | ||||
71 | P71 | 70.6 | ±0.62 | ±0.93 | ±0.74 | 71 | 81 | ||||
75 | P75 | 74.6 | ±0.65 | ±0.97 | ±0.78 | 75 | 85 | ||||
80 | P80 | 79.6 | ±0.69 | ±1.03 | ±0.82 | 80 | 90 |
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Part Number |
---|
NPSK11.2 |
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Please check the type/dimensions/specifications of the part NPSK11.2 in the O-Rings - for Dynamic Applications, P Series series.
Part Number |
---|
NPA11.2 |
NPA12 |
NPA12.5 |
NPSK12 |
NPSK12.5 |
NPSK14 |
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