-171 BLACK BUNA 70D O-RING

Part number H70MD171 is an AS568-171 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 7.987 in (202.87 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 8.193 in (208.1 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.

As a material, Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, low compression set under sustained load. It resists water, hydraulic fluids, and many alcohols. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).

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

H70MD171 ships individually. Nominal inside diameter is listed as 8 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.