568-152 HSN90 DURO ORINGS

This o-ring is supplied in AS568-152 green HNBR (Hydrogenated Nitrile) 90 Shore A supplied with an inside diameter of 3.237 in (82.22 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 3.443 in (87.45 mm), catalogued under part number HSN90152. It creates a positive seal at flange, piston and rod interfaces without added hardware.

This material stands up to modern refrigerants, sour gas and amine inhibitors, and heat and oxidation. HNBR (Hydrogenated Nitrile) is widely chosen for strong resistance to rapid gas decompression, improved ozone and weathering resistance over standard nitrile. Continuous operating temperature is published at -40°F (-40°C) to 325°F (162.8°C).

It sees regular use in heavy-duty powertrain, automotive air conditioning, and commercial refrigeration.

Reference part number HSN90152 when ordering; the item is sold individually. Unit weight is approximately 1.8765 g and nominal inside diameter is listed as 3 1/4 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.