O-Rings / S Series

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MISUMI

[Features] One O-ring, S series.

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Part Numbers
Catalog

Type	Material	Hardness (JIS Hs)	Color	Operable Temperature Range	Applications	Features
NSA	Nitrile Rubber	70±5	Black	-30~100°C	Mineral Oil Resistant	Most representative material with superior oil / abrasion resistance and heat stability.
NSB	Nitrile Rubber	90±5	Black	-25~100°C	Mineral Oil Resistant
NSSW	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.
NSSK	Silicon Rubber	70±5	Scarlet Red	-50~200°C	Heat Resistant
NSF	Fluoro Rubber	70±5	Black	-15~200°C	Heat Resistant	Best in oil / chemical resistance and heat stability as synthetic rubber. Suitable for a wide range of applications.
NSFH	Fluoro Rubber	90±5	Black	-15~200°C	Heat Resistant

Specifications

Part Number

NSA25

■S Series

Part Number		Nominal Number	W	I.D.				Matching Material				NSA		NSB		NSSW		NSSK		NSF		NSFH
Type	No.			do	NSA, NSB Tolerance	NSSW, NSSK Tolerance	NSF, NSFH Tolerance	d	Tolerance	D	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	Unit Price	Volume Discount Rate
Type	No.			do	NSA, NSB Tolerance	NSSW, NSSK Tolerance	NSF, NSFH Tolerance	d	Tolerance	D	Tolerance	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	1 ~ 49 pc (s).	50~100
NSA (Nitrile Rubber, Black) NSB (Nitrile Rubber, Black) NSSW (Silicon Rubber, Milky White) NSSK (Silicon Rubber, Scarlet Red) NSF (Fluoro Rubber, Black) NSFH (Fluoro Rubber, Black)	3	3	1.5±0.1	2.5	±0.15	±0.45	±0.30	3	0 - 0.05	5	+0.05 0
	4	4		3.5				4		6
	5	5		4.5				5		7
	6	6		5.5				6		8
	7	7		6.5				7		9
	8	8		7.5				8		10
	9	9		8.5				9		11
	10	10		9.5				10		12
	11.2	11.2		10.7				11.2		13.2
	12	12		11.5				12		14
	12.5	12.5		12.0				12.5		14.5
	14	14		13.5				14		16
	15	15		14.5				15		17
	16	16		15.5				16		18
	18	18		17.5				18		20
	20	20		19.5				20		22
	22	22		21.5				22		24
	22.4	22.4	2.0±0.1	21.9				22.4		25.4
	24	24		23.5				24		27
	25	25		24.5				25		28
	26	26		25.5				26		29
	28	28		27.5				28		31
	29	29		28.5				29		32
	30	30		29.5				30		33
	31.5	31.5		31.0				31.5		34.5
	32	32		31.5				32		35
	34	34		33.5				34		37
	35	35		34.5				35		38
	35.5	35.5		35.0				35.5		38.5
	36	36		35.5				36		39
	38	38		37.5				38		41
	39	39		38.5				39		42
	40	40		39.5				40		43
	42	42		41.5	±0.25	±0.75	±0.50	42		45
	44	44		43.5				44		47
	45	45		44.5				45		48
	46	46		45.5				46		49
	48	48		47.5				48		51
	50	50		49.5				50		53

Part Number:

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Part Number
NSF3
NSF4
NSF5
NSF6
NSF7
NSF8
NSF9
NSF10
NSF11.2
NSF12
NSF12.5
NSF14
NSF15
NSF16
NSF18
NSF20
NSF22
NSF22.4
NSF24
NSF25
NSF26
NSF28
NSF29
NSF30
NSF31.5
NSF32
NSF34
NSF35
NSF35.5
NSF36
NSF38
NSF39
NSF40
NSF42
NSF44
NSF45
NSF46
NSF48
NSF50
NSFH3
NSFH4
NSFH5
NSFH6
NSFH7
NSFH8
NSFH9
NSFH10
NSFH11.2
NSFH12
NSFH12.5
NSFH14
NSFH15
NSFH16
NSFH18
NSFH20
NSFH22
NSFH22.4
NSFH24
NSFH25
NSFH26

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	Inner Dia. do (or d) (mm)	Wire Dia. W (mm)	Material	Application	Nominal Number
0.54 €	1	Available	5 Days	2.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	3
0.54 €	1	Available	5 Days	3.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	4
0.54 €	1	Available	5 Days	4.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	5
0.60 €	1	Available	5 Days	5.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	6
0.60 €	1	Available	5 Days	6.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	7
0.60 €	1	Available	5 Days	7.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	8
0.65 €	1	Available	5 Days	8.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	9
0.65 €	1	Available	5 Days	9.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	10
0.65 €	1	Available	5 Days	10.7	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	11.2
0.78 €	1	Available	Same day Stock	11.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	12
0.78 €	1	Available	5 Days	12	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	12.5
0.78 €	1	Available	Same day Stock	13.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	14
0.98 € 0.36 €	1	Available	Same day Stock	14.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	15
0.98 €	1	Available	5 Days	15.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	16
0.98 €	1	Available	5 Days	17.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	18
1.16 €	1	Available	5 Days	19.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	20
1.16 €	1	Available	5 Days	21.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	22
1.16 € 0.35 €	1	Available	Same day Stock	21.9	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	22.4
1.43 € 0.77 €	1	Available	Same day Stock	23.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	24
1.43 €	1	Available	5 Days	24.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	25
1.43 €	1	Available	5 Days	25.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	26
1.75 €	1	Available	5 Days	27.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	28
1.75 €	1	Available	5 Days	28.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	29
1.75 €	1	Available	5 Days	29.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	30
2.25 €	1	Available	5 Days	31	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	31.5
2.25 €	1	Available	5 Days	31.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	32
2.25 €	1	Available	5 Days	33.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	34
2.54 €	1	Available	5 Days	34.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	35
2.54 €	1	Available	5 Days	35	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	35.5
2.54 € 0.76 €	1	Available	Same day Stock	35.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	36
2.80 €	1	Available	5 Days	37.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	38
2.80 €	1	Available	5 Days	38.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	39
2.80 € 1.15 €	1	Available	Same day Stock	39.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	40
3.05 €	1	Available	5 Days	41.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	42
3.05 €	1	Available	5 Days	43.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	44
3.05 €	1	Available	5 Days	44.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	45
3.05 €	1	Available	5 Days	45.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	46
3.23 € 0.97 €	1	Available	Same day Stock	47.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	48
3.23 €	1	Available	5 Days	49.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	50
0.50 €	1		5 Days	2.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	3
0.50 €	1		5 Days	3.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	4
0.57 €	1		5 Days	4.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	5
0.57 €	1		5 Days	5.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	6
0.63 €	1		5 Days	6.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	7
0.69 €	1		5 Days	7.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	8
0.69 €	1		5 Days	8.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	9
0.73 €	1		5 Days	9.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	10
0.73 €	1		5 Days	10.7	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	11.2
0.73 €	1		5 Days	11.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	12
0.82 €	1		5 Days	12	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	12.5
0.82 €	1		5 Days	13.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	14
0.88 €	1		5 Days	14.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	15
0.88 €	1		5 Days	15.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	16
0.95 €	1		5 Days	17.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	18
0.95 €	1		5 Days	19.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	20
1.01 €	1		5 Days	21.5	1.5	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	22
1.01 €	1		5 Days	21.9	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	22.4
1.01 €	1		5 Days	23.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	24
1.06 €	1		5 Days	24.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	25
1.14 €	1		5 Days	25.5	2	[Fluororubber] Fluororubber	Mineral Oil Resistant / Heat Resistant / Chemical Resistant	26

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Basic information

Type	S Series

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Basic Attributes

Inner Dia. do (or d)(mm)
2.5

3.5

4.5

5.5

6.5

7.5

8.5

9.5

10.7

11.5

12

13.5

14.5

15.5

17.5

19.5

21.5

21.9

23.5

24.5

25.5

27.5

28.5

29.5

31

31.5

33.5

34.5

35

35.5

37.5

38.5

39.5

41.5

43.5

44.5

45.5

47.5

49.5
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Wire Dia. W(mm)
1.5

2
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Application
- Mineral Oil Resistant
- Heat Resistant
- Abrasion Resistance
- Chemical Resistant
- Cold Resistant
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Nominal Number
3

4

5

6

7

8

9

10

11.2

12

12.5

14

15

16

18

20

22

22.4

24

25

26

28

29

30

31.5

32

34

35

35.5

36

38

39

40

42

44

45

46

48

50
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Type
- NSA
- NSB
- NSF
- NSFH
- NSSK
- NSSW
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Material
- Nitrile Rubber
- Silicon Rubber
- Fluororubber
  - Fluororubber
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