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O-Rings/P Series (NPA5)

Part Number

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NPA5

O-Rings/P Series:Related Image
O-Rings/P Series:Related Image

TypeMaterialHardness (JIS Hs)ColorOperable Temperature RangeJIS SymbolApplicationsFeatures
NPANitrile Rubber70±5Black-30~100°CClass 1 AMineral Oil ResistantMost representative material with superior oil / abrasion resistance and heat stability.
NPBNitrile Rubber90±5Black-25~100°CClass 1 B
NPSWSilicon Rubber50±5Milky White-50~200°C-Heat ResistantHaving excellent high and low temperature resistances, this material covers the widest range of operating temperatures among synthetic rubbers. It is suitable for food-related applications.
NPSSilicon Rubber70±5Dark Blue-50~200°CClass 4 CHeat Resistant
NPFFluoro Rubber70±5Black-15~200°CClass 4 DBest in oil / chemical resistance and heat stability as synthetic rubber. Suitable for a wide range of applications.
NPFHFluoro Rubber90±5Black-15~200°C-Heat Resistant
NPEGEthylene Propylene Rubber70±5Black-45~130°C-For weather
resistant items
Excellent material in weather resistance, ozone resistance and electrical characteristics.
NPBRFluororesin-WhiteSubject to O-ring-For high
voltage use
Used when the pressure resistance of O-ring is insufficient.
NPS is colored with dark blue very close to black.

Specifications

Part Number
NPS25.5
■JIS B 2407 Back-Up Rings (For the P Series, Bias Cut)
Part NumberNominal No. of Applicable O-RingsWdDTUnit PriceVolume Discount Rate
TypeNo.1 ~ 19 pc(s).20~50
NPBR
(Fluororesin, White)
15P152.0 +0.03
-0.05
15+0.15
0
190
-0.15
1.25±0.1
16P161620
18P181822
20P202024
21P212125
22P222226
22AP22A3.0 22+0.20
0
280
-0.20
24P242430
25P252531
26P262632
28P282834
30P303036
32P323238
34P343440
38P383844
40P404046
42P424248
48P484854
50P505056
■JIS B 2401 P Series (For Mounting, Dynamic)
Part NumberJIS Nominal NumberWI.D.Matching MaterialNPFNPBNPSWNPSNPFNPFHNPEG
TypeNo.doNPA, NPB ToleranceNPS, NPSW, NPEG ToleranceNPF, NPFH TolerancedToleranceDToleranceUnit PriceVolume Discount RateUnit PriceVolume Discount RateUnit PriceVolume Discount RateUnit PriceVolume Discount RateUnit PriceVolume Discount RateUnit PriceVolume Discount RateUnit PriceVolume Discount Rate
1~199200~3001 ~ 199 pc(s).200~3001 ~ 199 pc(s).200~3001 ~ 199 pc(s).200~3001~199200~3001 ~ 199 pc(s).200~3001 ~ 199 pc(s).200~300
NPA
(Nitrile Rubber, Black)


NPB
(Nitrile Rubber, Black)


NPSW
(Silicon Rubber, Milky White)


NPS
(Silicon Rubber, Dark Blue)


NPF
(Fluoro Rubber, Black)


NPFH
(Fluoro Rubber, Black)


NPEG
(Ethylene Propylene Rubber, Black)
3P31.9±0.082.8 ±0.14±0.21±0.1630
-0.05
6+0.05
0
4P43.8 47
5P54.8 ±0.15±0.22±0.1858
6P65.8 69
7P76.8 ±0.16±0.24±0.19710
8P87.8 811
9P98.8 ±0.17±0.25±0.20912
10P109.8 1013
10AP10A2.4±0.099.8 100
-0.06
14+0.06
0
11P1110.8 ±0.18±0.27±0.211115
11.2P11.211.0 11.215.2
12P1211.8 ±0.19±0.28±0.221216
12.5P12.512.3 12.516.5
14P1413.8 1418
15P1514.8 ±0.20±0.30±0.241519
16P1615.8 1620
18P1817.8 ±0.21±0.31±0.251822
20P2019.8 ±0.22±0.33±0.262024
21P2120.8 ±0.23±0.34±0.272125
22P2221.8 ±0.24±0.36±0.282226
22AP22A3.5±0.121.7 220
-0.08
28+0.08
0
22.4P22.422.1 22.428.4
24P2423.7 2430
25P2524.7 ±0.25±0.37±0.302531
25.5P25.525.2 25.531.5
26P2625.7 ±0.26±0.39±0.312632
28P2827.7 ±0.28±0.42±0.332834
29P2928.7 ±0.29±0.43±0.342935
29.5P29.529.2 29.535.5
30P3029.7 3036
31P3130.7 ±0.30±0.45±0.363137
31.5P31.531.2 ±0.31±0.46±0.3731.537.5
32P3231.7 3238
34P3433.7 ±0.33±0.49±0.393440
35P3534.7 ±0.34±0.51±0.403541
35.5P35.535.2 35.541.5
36P3635.7 3642
38P3837.7 ±0.37±0.55±0.443844
39P3938.7 3945
40P4039.7 4046
41P4140.7 ±0.38±0.57±0.454147
42P4241.7 ±0.39±0.58±0.484248
44P4443.7 ±0.41±0.61±0.494450
45P4544.7 4551
46P4645.7 ±0.42±0.63±0.504652
48P4847.7 ±0.44±0.66±0.524854
50P5049.7 ±0.45±0.67±0.545056
50AP50A5.7±0.130
-0.10
60+0.10
0
52P5251.6±0.47±0.70±0.565262
53P5352.6±0.48±0.72±0.575363
55P5554.6±0.49±0.73±0.585565
56P5655.6±0.50±0.75±0.605666
58P5857.6±0.52±0.78±0.625868
60P6059.6±0.53±0.79±0.636070
62P6261.6±0.55±0.82±0.666272
63P6362.6±0.56±0.84±0.676373
65P6564.6±0.57±0.85±0.686575
67P6766.6±0.59±0.88±0.706777
70P7069.6±0.61±0.91±0.737080
71P7170.6±0.62±0.93±0.747181
75P7574.6±0.65±0.97±0.787585
80P8079.6±0.69±1.03±0.828090

Part Number:  

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Part Number
NPA5
Part NumberStandard Unit PriceVolume DiscountShipping Days?Inner Dia. do (or d)
(Ø)
Wire Dia. W
(mm)
Material Application Material Code, JIS O.D.
(Ø)
JIS Nominal Number Applicable O-Ring Nominal Number

0.15 €

Available Same day

Stock

4.81.9Nitrile RubberMineral Oil Resistant / Heat Resistant / Abrasion ResistanceClass 1 A-P5-

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  1. 1

Basic information

Type P Series

This page is O-Rings/P Series, part number NPA5.
You can find the detail information about specifications and dimensions on part number NPA5.

Variation of this product

Part Number
NPA11.2
NPA12
NPA12.5
NPA50
NPA50A
NPA52
Part NumberStandard Unit PriceVolume DiscountShipping Days?Inner Dia. do (or d)
(Ø)
Wire Dia. W
(mm)
Material Application Material Code, JIS O.D.
(Ø)
JIS Nominal Number Applicable O-Ring Nominal Number

0.17 €

Available Same day

Stock

112.4Nitrile RubberHeat Resistant / Abrasion Resistance / Mineral Oil ResistantClass 1 A-P11.2-

0.17 €

Available Same day

Stock

11.82.4Nitrile RubberHeat Resistant / Abrasion Resistance / Mineral Oil ResistantClass 1 A-P12-

0.17 €

Available Same day

Stock

12.32.4Nitrile RubberHeat Resistant / Abrasion Resistance / Mineral Oil ResistantClass 1 A-P12.5-

0.52 €

Available Same day

Stock

49.73.5Nitrile RubberHeat Resistant / Abrasion Resistance / Mineral Oil ResistantClass 1 A-P50-

0.60 €

Available Same day

Stock

49.75.7Nitrile RubberHeat Resistant / Abrasion Resistance / Mineral Oil ResistantClass 1 A-P50A-

0.64 €

Available 3 Days 51.65.7Nitrile RubberHeat Resistant / Abrasion Resistance / Mineral Oil ResistantClass 1 A-P52-

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