-147 BLACK BUNA 90D O-RING

H90147 is an AS568-147 black Buna-N (Nitrile) 90 Shore A O-Ring built to 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). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, strong abrasion and tear resistance. The compound resists petroleum-based oils, hydraulic fluids, and propane and butane. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where ozone and direct sunlight or polar solvents are present.

You will find this material specified across general industrial maintenance, hydraulic and pneumatic systems, and construction equipment.

Stocked as H90147 and sold individually. Unit weight is approximately 1.6153 g and nominal inside diameter is listed as 2 11/16 inch. Review your operating media and conditions against this specification before installation. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.