568-206 HSN90 DURO ORINGS

HSN90206 is an AS568-206 green HNBR (Hydrogenated Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 0.484 in (12.29 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 0.762 in (19.35 mm). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

It resists petroleum oils and fuels, modern refrigerants, and sour gas and amine inhibitors. HNBR (Hydrogenated Nitrile) offers strong resistance to rapid gas decompression, long service life in refrigerant and oilfield duty. Service temperature is rated from -40°F (-40°C) through 325°F (162.8°C). Applications involving esters or chlorinated hydrocarbons call for a different compound.

Maintenance and OEM teams specify it across oilfield and downhole equipment, commercial refrigeration, and automotive air conditioning.

This item is sold individually under part number HSN90206. Application requirements vary, so validate compatibility with your process conditions prior to installation.