HSN (HNBR) 80 568-050

This o-ring is supplied in AS568-050 green HNBR (Hydrogenated Nitrile) 80 Shore A with an inside diameter of 5.239 in (133.07 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 5.379 in (136.63 mm), catalogued under part number HSN80050. It creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, HNBR (Hydrogenated Nitrile) is known for excellent abrasion and tear strength, the oil resistance of nitrile with substantially better heat capability. This material stands up to modern refrigerants, petroleum oils and fuels, and heat and oxidation. The material carries a published service range of -40°F (-40°C) to 325°F (162.8°C). Verify compatibility before use with ketones or esters.

You will find this material specified across commercial refrigeration, heavy-duty powertrain, and automotive air conditioning.

This item is sold individually under part number HSN80050. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.