1.78MM CS X 45.84MM ID BLACK BUNA 70D

This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 45.84 mm (1.805 in), a cross section of 1.78 mm (0.07 in), and an outside diameter of 49.4 mm (1.94 in), catalogued under part number H1.78X45.84. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) is valued for an economical choice for high-volume maintenance programs and low compression set under sustained load. The compound resists water, greases and lubricants, and hydraulic fluids. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It is not the right choice where strong acids or ketones are present.

Common environments for this compound include construction equipment, automotive, and hydraulic and pneumatic systems.

Stocked as H1.78X45.84 and sold individually. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.