568-175 HSN90 DURO ORINGS

HSN90175 is an AS568-175 green HNBR (Hydrogenated Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 8.987 in (228.27 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 9.193 in (233.5 mm). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

HNBR (Hydrogenated Nitrile) is specified for long service life in refrigerant and oilfield duty, excellent abrasion and tear strength. This material stands up to ozone and weathering, heat and oxidation, and modern refrigerants. Service temperature is rated from -40°F (-40°C) through 325°F (162.8°C). Verify compatibility before use with ketones or esters.

You will find this material specified across engine timing systems, heavy-duty powertrain, and commercial refrigeration.

HSN90175 ships individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.