568-327 HSN90 DURO ORINGS

This o-ring is supplied in AS568-327 green HNBR (Hydrogenated Nitrile) 90 Shore A measuring an inside diameter of 1.725 in (43.82 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 2.145 in (54.48 mm), catalogued under part number HSN90327. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

HNBR (Hydrogenated Nitrile) is valued for long service life in refrigerant and oilfield duty, strong resistance to rapid gas decompression. The material holds up against ozone and weathering, heat and oxidation, and sour gas and amine inhibitors. The material carries a published service range of -40°F (-40°C) to 325°F (162.8°C).

You will find this material specified across automotive air conditioning, commercial refrigeration, and oilfield and downhole equipment.

This item is sold individually under part number HSN90327. Unit weight is approximately 4.5571 g. 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.