Viton 75-139-Black-Pk10

The SB-V70139-10 is an AS568-139 black Viton® (FKM) 70 Shore A O-Ring with an inside diameter of 2.175 in (55.25 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.381 in (60.48 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint. The catalog record notes: 0.103CSX2.175"IDX2.381"OD.

The material holds up against engine and transmission fluids, many acids, and aromatic hydrocarbons. Viton® (FKM) is specified for the industry benchmark where nitrile reaches its thermal limit and very low compression set at elevated temperature. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in hot water and steam or ketones and esters.

You will find this material specified across automotive fuel systems, chemical processing, and high-temperature process equipment.

Stocked as SB-V70139-10 and sold by the bag. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.