Buna 70-142-Black-Pk10

SB-H70142-10 is an AS568-142 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 2.362 in (59.99 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.568 in (65.23 mm). In service, this o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces. Source specification: 0.103CSX2.362"IDX2.568"OD.

Buna-N (Nitrile) is specified here for low compression set under sustained load and economical choice for high-volume maintenance programs. This material stands up to water, greases and lubricants, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include hydraulic and pneumatic systems, agricultural equipment, and general industrial maintenance.

Stocked as SB-H70142-10 and sold by the bag. Nominal inside diameter is listed as 2 3/8 inch. Review your operating media and conditions against this specification before installation.