Product		Dimensions	Material	Hardness (Shore A)	Certification	Stock	From price
	O-ring ZWART	37.69 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	140	€ On request
	O-ring ZWART	50.5 mm x 3.5 mm	HNBR - Buna	90 Shore A	LT55 / AED	87	€ On request
	O-ring ZWART	66 mm x 3.5 mm	HNBR - Buna	90 Shore A	LT55 / AED	86	€ On request
	O-ring ZWART	76 mm x 3.5 mm	HNBR - Buna	90 Shore A	LT55 / AED	109	€ On request
	O-ring ZWART	85.62 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	75	€ On request
	O-ring ZWART	101 mm x 6.99 mm	HNBR - Buna	90 Shore A	LT55 / AED	47	€ On request
	O-ring ZWART	110.69 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	68	€ On request
	O-ring ZWART	116.8 mm x 6.99 mm	HNBR - Buna	90 Shore A	LT55 / AED	27	€ On request
	O-ring ZWART	120.24 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	61	€ On request
	O-ring ZWART	129.5 mm x 7 mm	HNBR - Buna	90 Shore A	LT55 / AED	27	€ On request
	O-ring ZWART	136.1 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	62	€ On request
	O-ring ZWART	145.4 mm x 6.99 mm	HNBR - Buna	90 Shore A	LT55 / AED	27	€ On request
	O-ring ZWART	151.7 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	31	€ On request
	O-ring ZWART	164.69 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	28	€ On request
	O-ring ZWART	178 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	28	€ On request
	O-ring ZWART	196 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	31	€ On request
	O-ring ZWART	209.1 mm x 3.53 mm	HNBR - Buna	90 Shore A	LT55 / AED	31	€ On request
	O-ring ZWART	468.75 mm x 7 mm	HNBR - Buna	90 Shore A	LT55 / AED	16	€ On request
	O-ring ZWART	505 mm x 6.99 mm	HNBR - Buna	90 Shore A	LT55 / AED	16	€ On request
	O-ring ZWART	557.69 mm x 6.99 mm	HNBR - Buna	90 Shore A	LT55 / AED	16	€ On request
	O-ring ZWART	634 mm x 7 mm	HNBR - Buna	90 Shore A	LT55 / AED	12	€ On request
	O-ring ZWART	63.1 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	41	€ On request
	O-ring ZWART	120.31 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	109	€ On request
	O-ring ZWART	158.5 mm x 3.5 mm	HNBR - Buna	70 Shore A	FDA	223	€ On request
	O-ring ZWART	265 mm x 7 mm	HNBR - Buna	70 Shore A	FDA	10	€ On request
	O-ring ZWART	354 mm x 7 mm	HNBR - Buna	70 Shore A	FDA	23	€ On request
	O-ring ZWART	443.6 mm x 7 mm	HNBR - Buna	70 Shore A	FDA	14	€ On request
	O-ring ZWART	21.9 mm x 3.5 mm	HNBR - Buna	90 Shore A	FDA	2395	€ On request
	O-ring ZWART	148.5 mm x 3.5 mm	HNBR - Buna	90 Shore A	FDA	241	€ On request
	O-ring ZWART	253 mm x 7 mm	HNBR - Buna	90 Shore A	FDA	51	€ On request
	O-ring ZWART	18.68 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	139	€ On request
	O-ring ZWART	33.12 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	174	€ On request
	O-ring ZWART	41 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	108	€ On request
	O-ring ZWART	59.9 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	132	€ On request
	O-ring ZWART	75.57 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	72	€ On request
	O-ring ZWART	85.62 mm x 3.53 mm	HNBR - Buna	90 Shore A	AED	107	€ On request
	O-ring ZWART	104 mm x 7 mm	HNBR - Buna	90 Shore A	AED	74	€ On request
	O-ring ZWART	114 mm x 3.5 mm	HNBR - Buna	90 Shore A	AED	12	€ On request
	O-ring ZWART	47 mm x 3.5 mm	HNBR - Buna	80 Shore A		1128	€ On request
	O-ring ZWART	443.36 mm x 7 mm	HNBR - Buna	90 Shore A	LT55 / AED	16	€ On request

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