.312" C/S (5/16") (8 MM)

Ordered as 0283H312, this is a black Viton® (FKM) 90 Shore A O-Ring Cord Stock built to a cross section of 0.312 in (8 mm). The o-ring cord stock supports field repair of oversized or non-standard sealing grooves without a special tooling charge.

Expect good resistance to engine and transmission fluids, many acids, and aggressive chemicals. Viton® (FKM) is widely chosen for outstanding high-temperature capability and the industry benchmark where nitrile reaches its thermal limit.

Common environments for this compound include oil and gas, high-temperature process equipment, and aerospace.

This item is sold by the foot under part number 0283H312. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.