*568-247 HSN90 DURO ORINGS

This o-ring is supplied in AS568-247 green HNBR (Hydrogenated Nitrile) 90 Shore A supplied with an inside diameter of 4.609 in (117.07 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 4.887 in (124.13 mm), catalogued under part number HSN90247. It compresses into its gland to block fluid or gas migration across a joint.

HNBR (Hydrogenated Nitrile) is specified here for long service life in refrigerant and oilfield duty, improved ozone and weathering resistance over standard nitrile. The material holds up against ozone and weathering, petroleum oils and fuels, and heat and oxidation. Published continuous service range is -40°F (-40°C) to 325°F (162.8°C). Verify compatibility before use with esters or ketones.

It sees regular use in oilfield and downhole equipment, automotive air conditioning, and engine timing systems.

HSN90247 ships individually. Nominal inside diameter is listed as 4 5/8 inch. Check the compound against your process media, pressure and temperature before committing to a design.