-153 BLACK BUNA 70D O-RING

This o-ring is supplied in AS568-153 black Buna-N (Nitrile) 70 Shore A with an inside diameter of 3.487 in (88.57 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 3.693 in (93.8 mm), catalogued under part number H70MD153. It creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs and low compression set under sustained load. This material stands up to hydraulic fluids, water, and petroleum-based oils. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or ozone and direct sunlight call for a different compound.

This o-ring is metal detectable for HACCP and foreign-body control programs. It sees regular use in general industrial maintenance, agricultural equipment, and fluid power.

H70MD153 ships individually. Nominal inside diameter is listed as 3 1/2 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.