-909 BLACK BUNA 70D O-RING

Part number H70909 is an AS568-909 black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 0.706 in (17.93 mm), a cross section of 0.097 in (2.46 mm), and an outside diameter of 0.9 in (22.86 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) is widely chosen for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. Expect good resistance to many alcohols, greases and lubricants, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or automotive brake fluid call for a different compound.

You will find this material specified across agricultural equipment, fluid power, and general industrial maintenance.

H70909 ships individually. Unit weight is approximately 0.381 g. Review your operating media and conditions against this specification before installation.