568-269 HSN90 DURO ORINGS

HSN90269 is an AS568-269 green HNBR (Hydrogenated Nitrile) 90 Shore A O-Ring with an inside diameter of 8.734 in (221.84 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.012 in (228.9 mm). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

The compound resists heat and oxidation, modern refrigerants, and petroleum oils and fuels. HNBR (Hydrogenated Nitrile) offers long service life in refrigerant and oilfield duty, improved ozone and weathering resistance over standard nitrile. The material carries a published service range of -40°F (-40°C) to 325°F (162.8°C).

Typical settings include oilfield and downhole equipment, heavy-duty powertrain, and commercial refrigeration.

This item is sold individually under part number HSN90269. Nominal inside diameter is listed as 8 3/4 inch. Check the compound against your process media, pressure and temperature before committing to a design.