-158 BLACK BUNA 70D O-RING

This o-ring is supplied in AS568-158 black Buna-N (Nitrile) 70 Shore A built to an inside diameter of 4.737 in (120.32 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 4.943 in (125.55 mm), catalogued under part number H70158. It delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. The material holds up against many alcohols, greases and lubricants, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include general industrial maintenance, agricultural equipment, and automotive.

Stocked as H70158 and sold individually. Unit weight is approximately 0.0026 g and nominal inside diameter is listed as 4 3/4 inch. Review your operating media and conditions against this specification before installation.