HSN (HNBR) 80 568-155

HSN80155 is an AS568-155 green HNBR (Hydrogenated Nitrile) 80 Shore A O-Ring supplied with an inside diameter of 3.987 in (101.27 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 4.193 in (106.5 mm). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

HNBR (Hydrogenated Nitrile) offers long service life in refrigerant and oilfield duty, strong resistance to rapid gas decompression. It resists petroleum oils and fuels, heat and oxidation, and ozone and weathering. Rated temperature range runs from -40°F (-40°C) to 325°F (162.8°C) in continuous service. Verify compatibility before use with esters or strong oxidizing acids.

Common environments for this compound include heavy-duty powertrain, engine timing systems, and automotive air conditioning.

Reference part number HSN80155 when ordering; the item is sold individually. Unit weight is approximately 2.248 g and nominal inside diameter is listed as 4 inch. Review your operating media and conditions against this specification before installation.