Buna 70-144-Black-Pk50

APG stocks the SB-H70144-50, an AS568-144 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 2.487 in (63.17 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.693 in (68.4 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint. Supplementary detail from the product record: 2.6875IDX2.5"ODX.0938"CS.

Buna-N (Nitrile) offers reliable performance in both static and dynamic service, low compression set under sustained load. The material holds up against hydraulic fluids, petroleum-based oils, and greases and lubricants. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).

Common environments for this compound include construction equipment, general industrial maintenance, and agricultural equipment.

SB-H70144-50 ships by the bag. Nominal inside diameter is listed as 2 1/2 inch. Check the compound against your process media, pressure and temperature before committing to a design.