-259 BROWN FKM 90D O-RING

APG stocks the VB90259, an AS568-259 brown Viton® (FKM) 90 Shore A O-Ring measuring an inside diameter of 6.234 in (158.34 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 6.512 in (165.4 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

As a material, Viton® (FKM) delivers long service life in hot, chemically aggressive environments and very low compression set at elevated temperature. This material stands up to many acids, aggressive chemicals, and petroleum oils and fuels. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). Applications involving hot water and steam or amines call for a different compound.

Common environments for this compound include semiconductor equipment, chemical processing, and automotive fuel systems.

Reference part number VB90259 when ordering; the item is sold individually. Unit weight is approximately 11.123 g and nominal inside diameter is listed as 6 1/4 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.