-157 BLACK CHLOROPRENE 70D O-RING

APG stocks the N70157, an AS568-157 black Neoprene (Chloroprene) 70 Shore A O-Ring built to an inside diameter of 4.487 in (113.97 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 4.693 in (119.2 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Neoprene (Chloroprene) is specified here for inherent flame-retarding characteristics and dependable general-purpose sealing in exposed installations. The compound resists refrigerants and ammonia, sunlight and salt spray, and moderate petroleum oil exposure. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with chlorinated solvents or aromatic hydrocarbons.

Typical settings include weather sealing and enclosures, general industrial, and marine equipment.

Stocked as N70157 and sold individually. Unit weight is approximately 2.824 g. Check the compound against your process media, pressure and temperature before committing to a design.