-338 BLACK BUNA 70D O-RING

The H70338 is an AS568-338 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 3.1 in (78.74 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.52 in (89.41 mm). This o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Buna-N (Nitrile) is known for low compression set under sustained load, strong abrasion and tear resistance. Expect good resistance to water, hydraulic fluids, and many alcohols. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).

It sees regular use in agricultural equipment, hydraulic and pneumatic systems, and automotive.

This item is sold individually under part number H70338. Unit weight is approximately 7.14 g and nominal inside diameter is listed as 3 1/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.