Buna 70-141-Black-Pk10

SB-H70141-10 is an AS568-141 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 2.3 in (58.42 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.506 in (63.65 mm). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware. This item is further identified as 0.103CSX2.300"IDX2.506"OD.

As a material, Buna-N (Nitrile) is valued for low compression set under sustained load and an economical choice for high-volume maintenance programs. The compound resists greases and lubricants, many alcohols, and hydraulic fluids. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in automotive brake fluid or ketones.

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

Reference part number SB-H70141-10 when ordering; the item is sold by the bag. Check the compound against your process media, pressure and temperature before committing to a design.