568-216 GREEN HNBR (HSN) 70 ORINGS

HS70216 is an AS568-216 green HNBR (Hydrogenated Nitrile) 70 Shore A O-Ring measuring an inside diameter of 1.109 in (28.17 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.387 in (35.23 mm). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.

As a material, HNBR (Hydrogenated Nitrile) delivers long service life in refrigerant and oilfield duty, improved ozone and weathering resistance over standard nitrile. The material holds up against ozone and weathering, sour gas and amine inhibitors, and heat and oxidation. Published continuous service range is -40°F (-40°C) to 325°F (162.8°C).

Maintenance and OEM teams specify it across commercial refrigeration, automotive air conditioning, and engine timing systems.

This item is sold individually under part number HS70216. Nominal inside diameter is listed as 1 1/8 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.