HSN (HNBR) 80 568-034

This o-ring is supplied in AS568-034 green HNBR (Hydrogenated Nitrile) 80 Shore A with an inside diameter of 2.114 in (53.7 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 2.254 in (57.25 mm), catalogued under part number HSN80034. It delivers dependable bidirectional sealing in a compact groove envelope.

As a material, HNBR (Hydrogenated Nitrile) is valued for strong resistance to rapid gas decompression and the oil resistance of nitrile with substantially better heat capability. It resists modern refrigerants, heat and oxidation, and ozone and weathering. Rated temperature range runs from -40°F (-40°C) to 325°F (162.8°C) in continuous service. It should not be specified for service in esters or chlorinated hydrocarbons.

You will find this material specified across engine timing systems, automotive air conditioning, and oilfield and downhole equipment.

Reference part number HSN80034 when ordering; the item is sold individually. Nominal inside diameter is listed as 2 1/8 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.