Product		Dimensions	Material	Hardness (Shore A)	Certification	Stock	From price
	O-ring Green	9.25 mm x 1.78 mm	HNBR - Buna	80 Shore A		18423	€ 0,15
	O-ring Black	25.5 mm x 1.6 mm	HNBR - Buna	80 Shore A		1607	€ 0,43
	O-ring Black	16.1 mm x 1.6 mm	HNBR - Buna	80 Shore A		3610	€ 0,22
	O-ring Black	37.69 mm x 3.53 mm	HNBR - Buna	80 Shore A		1267	€ 1,38
	O-ring Green	7.66 mm x 1.78 mm	HNBR - Buna	80 Shore A		11759	€ 0,13
	O-ring Black	47.22 mm x 3.53 mm	HNBR - Buna	80 Shore A		1128	€ 1,73
	O-ring Black	5.28 mm x 1.78 mm	HNBR - Buna	80 Shore A		12059	€ 0,08
	O-ring Black	75.8 mm x 3.53 mm	HNBR - Buna	80 Shore A		1053	€ 2,84
	O-ring Black	8 mm x 1.9 mm	HNBR - Buna	80 Shore A		10585	€ 0,16
	O-ring Green	31 mm x 3 mm	HNBR - Buna	80 Shore A		2178	€ 1,18
	O-ring Black	5 mm x 2 mm	HNBR - Buna	80 Shore A		26603	€ 0,13
	O-ring Black	24 mm x 3 mm	HNBR - Buna	80 Shore A		3365	€ 0,76
	O-ring Green	18.77 mm x 1.78 mm	HNBR - Buna	80 Shore A		11203	€ 0,28
	O-ring Black	152 mm x 4 mm	HNBR - Buna	80 Shore A		346	€ 7,49
	O-ring Black	74.4 mm x 3.1 mm	HNBR - Buna	80 Shore A		1050	€ 2,61
	O-ring Green	29.5 mm x 3 mm	HNBR - Buna	80 Shore A		1556	€ 1,16
	O-ring Black	9 mm x 3 mm	HNBR - Buna	80 Shore A		8325	€ 0,35
	O-ring Green	12.42 mm x 1.78 mm	HNBR - Buna	80 Shore A		14393	€ 0,19
	O-ring Black	32 mm x 4 mm	HNBR - Buna	80 Shore A		1663	€ 1,43
	O-ring Green	149.5 mm x 3 mm	HNBR - Buna	80 Shore A		198	€ 7,18
	O-ring Green	40 mm x 3 mm	HNBR - Buna	80 Shore A		2353	€ 1,55
	O-ring Black	10 mm x 3 mm	HNBR - Buna	80 Shore A		7391	€ 0,38
	O-ring Black	9.5 mm x 1.6 mm	HNBR - Buna	80 Shore A		18356	€ 0,21

HNBR 80 Shore A

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