-147 BLACK BUNA 70D O-RING

This o-ring is supplied in AS568-147 black Buna-N (Nitrile) 70 Shore A with an inside diameter of 2.675 in (67.95 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.881 in (73.18 mm), catalogued under part number H70MD147. It compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is known for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Expect good resistance to petroleum-based oils, many alcohols, and propane and butane. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving automotive brake fluid or polar solvents call for a different compound.

This item is metal detectable for HACCP and foreign-body control programs. Common environments for this compound include hydraulic and pneumatic systems, general industrial maintenance, and construction equipment.

This item is sold individually under part number H70MD147. Nominal inside diameter is listed as 2 11/16 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.