-020 BLACK CHEMOURS VITON 75D O-RING

APG stocks the VITON75020, an AS568-020 black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 0.864 in (21.95 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 1.004 in (25.5 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.

Viton® (FKM) is specified here for very low compression set at elevated temperature and industry benchmark where nitrile reaches its thermal limit. The compound resists petroleum oils and fuels, chlorinated solvents, and many acids. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). Applications involving low-molecular-weight organic acids or hot water and steam call for a different compound.

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

VITON75020 ships individually. Unit weight is approximately 0.3458 g and nominal inside diameter is listed as 7/8 inch. Review your operating media and conditions against this specification before installation.