-020 BLACK BUNA 70D O-RING

Ordered as H70020, this is an AS568-020 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 0.864 in (21.95 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 1.004 in (25.5 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Expect good resistance to propane and butane, water, and petroleum-based oils. Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

You will find this material specified across automotive, fluid power, and hydraulic and pneumatic systems.

H70020 ships individually. Unit weight is approximately 0.2283 g and nominal inside diameter is listed as 7/8 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.