-228 BLACK CHLOROPRENE 70D O-RING

Part number N70228 is an AS568-228 black Neoprene (Chloroprene) 70 Shore A O-Ring with an inside diameter of 2.234 in (56.74 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.512 in (63.8 mm). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Neoprene (Chloroprene) is specified here for balanced combination of oil and weather resistance, inherent flame-retarding characteristics. Expect good resistance to ozone and weathering, mild acids, and refrigerants and ammonia. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with chlorinated solvents or ketones.

Common environments for this compound include HVAC and refrigeration, transit and rail, and general industrial.

Reference part number N70228 when ordering; the item is sold individually. Unit weight is approximately 2.656 g and nominal inside diameter is listed as 2 1/4 inch. Review your operating media and conditions against this specification before installation. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.