2MM CS X 52MM ID BLACK BUNA 90D

This o-ring is supplied in black Buna-N (Nitrile) 90 Shore A with an inside diameter of 52 mm (2.047 in), a cross section of 2 mm (0.079 in), and an outside diameter of 56 mm (2.2 in), catalogued under part number H90M2X52. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs and low compression set under sustained load. It resists greases and lubricants, hydraulic fluids, and many alcohols. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It is not the right choice where ozone and direct sunlight or ketones are present.

Typical settings include fluid power, general industrial maintenance, and hydraulic and pneumatic systems.

Stocked as H90M2X52 and sold individually. Unit weight is approximately 0.6936 g. 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.