-320 BLACK BUNA 70D O-RING

Part number H70320 is an AS568-320 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 1.1 in (27.94 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.52 in (38.61 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against water, many alcohols, and propane and butane. Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ozone and direct sunlight or polar solvents.

It sees regular use in general industrial maintenance, hydraulic and pneumatic systems, and fluid power.

Stocked as H70320 and sold individually. Unit weight is approximately 0.0029 g. 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.