-139 BLACK CHLOROPRENE 70D O-RING

This o-ring is supplied in AS568-139 black Neoprene (Chloroprene) 70 Shore A measuring an inside diameter of 2.175 in (55.25 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.381 in (60.48 mm), catalogued under part number N70139. It delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against refrigerants and ammonia, moderate petroleum oil exposure, and mild acids. Neoprene (Chloroprene) is widely chosen for a balanced combination of oil and weather resistance, dependable general-purpose sealing in exposed installations. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Applications involving ketones or chlorinated solvents call for a different compound.

Common environments for this compound include HVAC and refrigeration, weather sealing and enclosures, and general industrial.

Stocked as N70139 and sold individually. Unit weight is approximately 1.411 g and nominal inside diameter is listed as 2 3/16 inch. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.