-220 BLACK BUNA 70D O-RING

Part number H70220 is an AS568-220 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 1.359 in (34.52 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.637 in (41.58 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

As a material, Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. It resists water, hydraulic fluids, and many alcohols. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

Typical settings include agricultural equipment, hydraulic and pneumatic systems, and automotive.

This item is sold individually under part number H70220. Unit weight is approximately 1.4566 g and nominal inside diameter is listed as 1 3/8 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.