Buna 70-147-Black-Pk10

The SB-H70147-10 is an AS568-147 black Buna-N (Nitrile) 70 Shore A O-Ring supplied 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). This o-ring compresses into its gland to block fluid or gas migration across a joint. The catalog record notes: 0.103CSX2.675"IDX2.881"OD.

As a material, Buna-N (Nitrile) is known for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Expect good resistance to water, greases and lubricants, and propane and butane. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where ketones or polar solvents are present.

You will find this material specified across construction equipment, automotive, and general industrial maintenance.

SB-H70147-10 ships by the bag. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.