568-313 GREEN HNBR (HSN) 70 ORINGS

The HS70313 is an AS568-313 green HNBR (Hydrogenated Nitrile) 70 Shore A O-Ring with an inside diameter of 0.662 in (16.81 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.082 in (27.48 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

HNBR (Hydrogenated Nitrile) is specified here for long service life in refrigerant and oilfield duty, improved ozone and weathering resistance over standard nitrile. It resists petroleum oils and fuels, sour gas and amine inhibitors, and ozone and weathering. Published continuous service range is -40°F (-40°C) to 325°F (162.8°C).

It sees regular use in oilfield and downhole equipment, heavy-duty powertrain, and commercial refrigeration.

Reference part number HS70313 when ordering; the item is sold individually. Review your operating media and conditions against this specification before installation.