568-435 GREEN HNBR (HSN) 70 ORINGS

The HS70435 is an AS568-435 green HNBR (Hydrogenated Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 5.725 in (145.42 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 6.275 in (159.39 mm). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

HNBR (Hydrogenated Nitrile) is specified for the oil resistance of nitrile with substantially better heat capability, excellent abrasion and tear strength. The material holds up against petroleum oils and fuels, heat and oxidation, and ozone and weathering. Continuous operating temperature is published at -40°F (-40°C) to 325°F (162.8°C). Applications involving ketones or chlorinated hydrocarbons call for a different compound.

You will find this material specified across engine timing systems, automotive air conditioning, and commercial refrigeration.

Reference part number HS70435 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.