-337 BLACK BUNA 90D O-RING

This o-ring is supplied in AS568-337 black Buna-N (Nitrile) 90 Shore A built to an inside diameter of 2.975 in (75.57 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.395 in (86.23 mm), catalogued under part number H90337. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

The compound resists propane and butane, petroleum-based oils, and water. Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where strong acids or ozone and direct sunlight are present.

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

This item is sold individually under part number H90337. Unit weight is approximately 7.42 g and nominal inside diameter is listed as 3 inch. Review your operating media and conditions against this specification before installation.