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

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Part Number
NSA3
NSA4
NSA5
NSA6
NSA7
NSA8
NSA9
NSA10
NSA11.2
NSA12
NSA12.5
NSA14
NSA15
NSA16
NSA18
NSA20
NSA22
NSA22.4
NSA24
NSA25
NSA26
NSA28
NSA29
NSA30
NSA31.5
NSA32
NSA34
NSA35
NSA35.5
NSA36
NSA38
NSA39
NSA40
NSA42
NSA44
NSA45
NSA46
NSA48
NSA50
NSB3
NSB4
NSB5
NSB6
NSB7
NSB8
NSB9
NSB10
NSB11.2
NSB12
NSB12.5
NSB14
NSB15
NSB16
NSB18
NSB20
NSB22
NSB22.4
NSB24
NSB25
NSB26

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
0.19 €	1	Available	Same day Stock	2.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	3
0.19 €	1	Available	Same day Stock	3.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	4
0.19 €	1	Available	Same day Stock	4.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	5
0.19 €	1	Available	Same day Stock	5.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	6
0.19 €	1	Available	5 Days	6.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	7
0.19 €	1	Available	Same day Stock	7.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	8
0.27 €	1	Available	Same day Stock	8.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	9
0.19 €	1	Available	Same day Stock	9.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	10
0.25 €	1	Available	Same day Stock	10.7	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	11.2
0.20 €	1	Available	5 Days	11.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	12
0.20 €	1	Available	Same day Stock	12	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	12.5
0.20 €	1	Available	Same day Stock	13.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	14
0.20 €	1	Available	5 Days	14.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	15
0.32 €	1	Available	Same day Stock	15.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	16
0.32 €	1	Available	Same day Stock	17.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	18
0.36 €	1	Available	Same day Stock	19.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	20
0.68 €	1	Available	5 Days	21.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	22
0.36 €	1	Available	Same day Stock	21.9	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	22.4
0.36 €	1	Available	5 Days	23.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	24
0.39 €	1	Available	5 Days	24.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	25
0.39 €	1	Available	5 Days	25.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	26
0.39 €	1	Available	5 Days	27.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	28
0.39 €	1	Available	5 Days	28.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	29
0.39 €	1	Available	Same day Stock	29.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	30
0.43 €	1	Available	5 Days	31	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	31.5
0.43 €	1	Available	5 Days	31.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	32
0.43 € 0.19 €	1	Available	Same day Stock	33.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	34
0.53 €	1	Available	5 Days	34.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	35
0.53 €	1	Available	5 Days	35	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	35.5
0.70 €	1	Available	5 Days	35.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	36
0.55 €	1	Available	5 Days	37.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	38
0.55 €	1	Available	Same day Stock	38.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	39
1.01 €	1	Available	5 Days	39.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	40
0.69 €	1	Available	5 Days	41.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	42
0.74 €	1	Available	5 Days	43.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	44
0.61 €	1	Available	5 Days	44.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	45
0.73 €	1	Available	5 Days	45.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	46
1.02 €	1	Available	5 Days	47.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	48
0.63 €	1	Available	Same day Stock	49.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	50
0.31 €	1		5 Days	2.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	3
0.31 €	1		5 Days	3.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	4
0.31 €	1		5 Days	4.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	5
0.63 €	1		5 Days	5.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	6
0.33 €	1		5 Days	6.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	7
0.33 €	1		Same day Stock	7.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	8
0.33 €	1		5 Days	8.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	9
0.33 €	1		Same day Stock	9.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	10
0.35 €	1		5 Days	10.7	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	11.2
0.35 €	1		5 Days	11.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	12
0.35 €	1		5 Days	12	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	12.5
0.38 €	1		5 Days	13.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	14
0.38 €	1		5 Days	14.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	15
0.38 €	1		5 Days	15.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	16
0.38 €	1		5 Days	17.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	18
0.50 €	1		5 Days	19.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	20
0.38 €	1		5 Days	21.5	1.5	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	22
0.38 €	1		5 Days	21.9	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	22.4
0.38 €	1		5 Days	23.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	24
0.44 €	1		5 Days	24.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	25
0.44 €	1		5 Days	25.5	2	Nitrile Rubber	Mineral Oil Resistant / Abrasion Resistance	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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Material
- Nitrile Rubber
- Silicon Rubber
- Fluororubber
  - Fluororubber
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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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