O-Rings / G Series

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MISUMI

[Features] One O-ring, G series.

Order quantities extended (D-JIT)

Part Number

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Part Numbers
Catalog

Type	Material	Hardness (JIS Hs)	Color	Operable Temperature Range	JIS Symbol	Applications	Features
NGA	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.
NGB	Nitrile Rubber	90±5	Black	-25~100°C	Class 1 B	Heat Resistant	It has the characteristics almost Equiv. to the Class 1A besides higher hardness and better pressure resistance.
NGSW	Silicon Rubber	50±5	Milky White	-50~200°C	-	Heat Resistant	Having excellent high and low temperature resistances, this material covers the widest range of operating temperatures among synthetic rubbers.
NGSK	Silicon Rubber	70±5	Scarlet Red	-50~200°C	Class 4 C	Heat Resistant
NGF	Fluoro Rubber	70±5	Black	-15~200°C	Class 4 D	Heat Resistant	Best in oil / chemical resistance and heat stability as synthetic rubber. Suitable for a wide range of applications.

Specifications

Part Number

NGA25

■JIS B 2401 G Series (For Mounting)

Part Number

JIS Nominal Number

I.D.

Matching Material

NGA

NGB

NGSW

NGSK

NGF

Type

No.

NGA, NGB Tolerance

NGSW, NGSK Tolerance

NGF Tolerance

Tolerance

Unit Price

Volume Discount Rate

Unit Price

Volume Discount Rate

Unit Price

Volume Discount Rate

Unit Price

Volume Discount Rate

Unit Price

Volume Discount Rate

1~49

50~100

1 ~ 49 pc (s).

50~100

1 ~ 49 pc (s).

50~100

1 ~ 49 pc (s).

50~100

1~49

50~100

NGA
(Nitrile Rubber, Black)

NGB
(Nitrile Rubber, Black)

NGSW
(Silicon Rubber, Milky White)

NGSK
(Silicon Rubber, Scarlet Red)

NGF
(Fluoro Rubber, Black)

G25

3.1±0.1

24.4

±0.25

±0.38

±0.30

0
-0.10

+0.10
0

G30

29.4

±0.29

±0.44

±0.35

G35

34.4

±0.33

±0.50

±0.40

G40

39.4

±0.37

±0.56

±0.45

G45

44.4

±0.41

±0.62

±0.50

G50

49.4

±0.45

±0.68

±0.54

G55

54.4

±0.49

±0.74

±0.59

G60

59.4

±0.53

±0.80

±0.64

G65

64.4

±0.57

±0.86

±0.69

G70

69.4

±0.61

±0.92

±0.74

G75

74.4

±0.65

±0.98

±0.78

G80

79.4

±0.69

±1.04

±0.83

105

G105

104.4

±0.87

105

110

120

G120

119.4

±0.98

120

125

145

G145

144.4

±1.16

145

150

170

G170

5.7±0.1

169.3

±1.33

170

180

Part Number:

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Part Number
NGF25
NGF30
NGF35
NGF40
NGF45
NGF50
NGF55
NGF60
NGF65
NGF70
NGF75
NGF80
NGF105
NGF120
NGF145
NGF170

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Inner Dia. do (or d) (mm)	Wire Dia. W (mm)	Material	Application	Material Code, JIS	JIS Nominal Number
1.06 €	1	Available	5 Days	24.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G25
1.34 €	1	Available	5 Days	29.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G30
1.45 €	1	Available	5 Days	34.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G35
1.81 €	1	Available	5 Days	39.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G40
1.96 €	1	Available	5 Days	44.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G45
2.32 €	1	Available	5 Days	49.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G50
2.42 €	1	Available	5 Days	54.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G55
2.42 €	1	Available	5 Days	59.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G60
2.93 €	1	Available	5 Days	64.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G65
2.93 €	1	Available	5 Days	69.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G70
3.41 € 1.30 €	1	Available	Same day Stock	74.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G75
3.41 €	1	Available	5 Days	79.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G80
6.40 €	1	Available	5 Days	104.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G105
7.12 €	1	Available	5 Days	119.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G120
9.32 €	1	Available	5 Days	144.4	3.1	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G145
10.77 €	1	Available	5 Days	169.3	5.7	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	Class 4 D	G170

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Basic information

Type	G Series

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Basic Attributes

Inner Dia. do (or d)(mm)
24.4

29.4

34.4

39.4

44.4

49.4

54.4

59.4

64.4

69.4

74.4

79.4

104.4

119.4

144.4

169.3
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Wire Dia. W(mm)
3.1

5.7
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Application
- Mineral Oil Resistant
- Heat Resistant
- Abrasion Resistance
- High Pressure Use
- Chemical Resistant
- Cold Resistant
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JIS Nominal Number
G25

G30

G35

G40

G45

G50

G55

G60

G65

G70

G75

G80

G105

G120

G145

G170
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Type
- NGA
- NGB
- NGF
- NGSK
- NGSW
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Material
- Nitrile Rubber
- Silicon Rubber
- Fluororubber
  - Fluororubber
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