Product		Dimensions	Material	Hardness (Shore A)	Certification	Stock	From price
	O-ring Black	139.3 mm x 3.53 mm	HNBR - Buna	70 Shore A		260	€ 5,78
	O-ring Black	215.49 mm x 3.53 mm	HNBR - Buna	70 Shore A		280	€ 8,87
	O-ring Black	72.62 mm x 3.53 mm	HNBR - Buna	70 Shore A		464	€ 2,77
	O-ring Black	123.42 mm x 3.53 mm	HNBR - Buna	70 Shore A		429	€ 5,08
	O-ring Black	50.47 mm x 2.62 mm	HNBR - Buna	70 Shore A		1062	€ 1,27
	O-ring Black	75.57 mm x 5.33 mm	HNBR - Buna	70 Shore A		5	€ 5,63
	O-ring Black	110.72 mm x 3.53 mm	HNBR - Buna	70 Shore A		26	€ 4,09
	O-ring Black	31.34 mm x 3.53 mm	HNBR - Buna	70 Shore A		705	€ 1,17
	O-ring Black	47.29 mm x 2.62 mm	HNBR - Buna	70 Shore A		1242	€ 1,20
	O-ring Black	61.6 mm x 2.62 mm	HNBR - Buna	70 Shore A		1794	€ 1,55
	O-ring Black	94.84 mm x 3.53 mm	HNBR - Buna	70 Shore A		773	€ 3,51
	O-ring Black	155 mm x 4 mm	HNBR - Buna	70 Shore A		4	€ 8,64
	O-ring Black	104.14 mm x 5.33 mm	HNBR - Buna	70 Shore A		82	€ 7,51
	O-ring Black	139.07 mm x 6.99 mm	HNBR - Buna	70 Shore A		26	€ 14,99
	O-ring Black	56 mm x 3 mm	HNBR - Buna	70 Shore A		2	€ 2,29
	O-ring Black	84.4 mm x 3.1 mm	HNBR - Buna	70 Shore A		851	€ 3,39
	O-ring Black	158.35 mm x 3.53 mm	HNBR - Buna	70 Shore A		224	€ 6,63
	O-ring Black	180 mm x 8 mm	HNBR - Buna	70 Shore A		39	€ 36,81
	O-ring Black	304.17 mm x 5.33 mm	HNBR - Buna	70 Shore A		5	€ 23,42
	O-ring Black	2.9 mm x 1.78 mm	HNBR - Buna	70 Shore A		31025	€ 0,06
	O-ring Black	168 mm x 4 mm	HNBR - Buna	70 Shore A		249	€ 9,57
	O-ring Black	60.04 mm x 1.78 mm	HNBR - Buna	70 Shore A		2747	€ 0,96
	O-ring Black	142.24 mm x 5.33 mm	HNBR - Buna	70 Shore A		14	€ 10,69
	O-ring Black	113.9 mm x 3.53 mm	HNBR - Buna	70 Shore A		25	€ 4,62
	O-ring Black	164.7 mm x 3.53 mm	HNBR - Buna	70 Shore A		172	€ 7,05
	O-ring Black	329.57 mm x 6.99 mm	HNBR - Buna	70 Shore A		21	€ 33,48
	O-ring Black	38 mm x 2 mm	HNBR - Buna	70 Shore A	AED	35	€ 0,90
	O-ring Black	21.82 mm x 3.53 mm	HNBR - Buna	70 Shore A		2454	€ 0,76
	O-ring Black	34.65 mm x 1.78 mm	HNBR - Buna	70 Shore A		175	€ 0,47
	O-ring Black	18.72 mm x 2.62 mm	HNBR - Buna	70 Shore A		6261	€ 0,42
	O-ring Black	33.05 mm x 1.78 mm	HNBR - Buna	70 Shore A		7414	€ 0,45
	O-ring Black	12.37 mm x 2.62 mm	HNBR - Buna	70 Shore A		1278	€ 0,30
	O-ring Black	28.17 mm x 3.53 mm	HNBR - Buna	70 Shore A		1988	€ 0,96
	O-ring Black	47 mm x 5.33 mm	HNBR - Buna	70 Shore A		664	€ 3,31
	O-ring Black	8.92 mm x 1.83 mm	HNBR - Buna	70 Shore A		584	€ 0,14
	O-ring Black	20.22 mm x 3.53 mm	HNBR - Buna	70 Shore A		3767	€ 0,71
	O-ring Black	30 mm x 4 mm	HNBR - Buna	70 Shore A	AED	152	€ 1,78
	O-ring Black	443.36 mm x 6.99 mm	HNBR - Buna	70 Shore A		14	€ 48,62
	O-ring Black	135 mm x 2.5 mm	HNBR - Buna	70 Shore A	AED	633	€ 5,34
	O-ring Black	37.69 mm x 3.53 mm	HNBR - Buna	70 Shore A		565	€ 1,38

HNBR 70 Shore A – Black

The hardness of this HNBR (Hydrogenated acrylonitrile-butadiene rubber) O-ring is 70 Shore A. This HNBR O-ring has an operating temperature of -30 °C to +150 °C. With special grades, you can achieve -50 °C. The color of this O-ring is black.

The NBR O-ring is resistant to:

• Water (max 80 °C)
• Pressure fluids HFA, HFB, HFC
• Oil and fats based on mineral oil
• Silicone oils and Silicone fats
• Vegetable and animal oils and fats
• Aliphatic hydrocarbons
• Hydraulic oils H, H-L, H-LP

The O-ring of NBR is not resistant to:

• Ozone, weather conditions, aging
• Pressure fluids HFD
• Chlorinated hydrocarbons
• Motor fuels with a high content of aromatics
• Aromatic hydrocarbons
• Polar solvents
• Brake fluids based on glycol