-312 BROWN FKM 90D O-RING

This o-ring is supplied in AS568-312 brown Viton® (FKM) 90 Shore A with an inside diameter of 0.6 in (15.24 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.02 in (25.91 mm), catalogued under part number VB90312. It creates a positive seal at flange, piston and rod interfaces without added hardware.

Viton® (FKM) is specified here for excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. This material stands up to aggressive chemicals, chlorinated solvents, and engine and transmission fluids. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Exposure to amines or low-molecular-weight organic acids will shorten service life.

It sees regular use in semiconductor equipment, oil and gas, and chemical processing.

This item is sold individually under part number VB90312. Nominal inside diameter is listed as 5/8 inch. Check the compound against your process media, pressure and temperature before committing to a design. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.