-347 BROWN FKM 90D O-RING

The VB90347 is an AS568-347 brown Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 4.225 in (107.32 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 4.645 in (117.98 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Viton® (FKM) is specified here for industry benchmark where nitrile reaches its thermal limit and long service life in hot, chemically aggressive environments. The compound resists many acids, aromatic hydrocarbons, and chlorinated solvents. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C).

You will find this material specified across semiconductor equipment, automotive fuel systems, and chemical processing.

Stocked as VB90347 and sold individually. Unit weight is approximately 17.537 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.