Ordered as HSN90467, this is an AS568-467 green HNBR (Hydrogenated Nitrile) 90 Shore A O-Ring built to an inside diameter of 18.955 in (481.46 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 19.505 in (495.43 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
As a material, HNBR (Hydrogenated Nitrile) delivers the oil resistance of nitrile with substantially better heat capability, improved ozone and weathering resistance over standard nitrile. The material holds up against ozone and weathering, heat and oxidation, and sour gas and amine inhibitors. Rated temperature range runs from -40°F (-40°C) to 325°F (162.8°C) in continuous service.
It sees regular use in heavy-duty powertrain, automotive air conditioning, and oilfield and downhole equipment.
Reference part number HSN90467 when ordering; the item is sold individually. Review your operating media and conditions against this specification before installation.
description *568-467 HSN90 DURO ORINGS
uf_description2 18.955" (481.46MM) ID X .275" (6.99MM)
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 18.955 inch (481.46 mm)
Actual_OD 19.505 inch (495.43 mm)
ProductCode Description O-Rings - Bulk - Premium