-256 BLACK CHLOROPRENE 70D O-RING

Part number N70256 is an AS568-256 black Neoprene (Chloroprene) 70 Shore A O-Ring with an inside diameter of 5.734 in (145.64 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 6.012 in (152.7 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

This material stands up to refrigerants and ammonia, mild acids, and sunlight and salt spray. That behavior comes from the compound itself: Neoprene (Chloroprene) is valued for dependable general-purpose sealing in exposed installations, a balanced combination of oil and weather resistance. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with aromatic hydrocarbons or chlorinated solvents.

Typical settings include HVAC and refrigeration, transit and rail, and general industrial.

Reference part number N70256 when ordering; the item is sold individually. Unit weight is approximately 6.4277 g. Review your operating media and conditions against this specification before installation.