Buna 70-151-Black-Pk10

APG stocks the SB-H70151-10, an AS568-151 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 2.987 in (75.87 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 3.193 in (81.1 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies. Additional detail on this item: 0.103CSX2.987"IDX3.193"OD.

Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. Expect good resistance to many alcohols, propane and butane, and greases and lubricants. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with automotive brake fluid or ketones.

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

This item is sold by the bag under part number SB-H70151-10. Nominal inside diameter is listed as 3 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.