-320 BROWN FKM 90D O-RING

This o-ring is supplied in AS568-320 brown Viton® (FKM) 90 Shore A built to an inside diameter of 1.1 in (27.94 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.52 in (38.61 mm), catalogued under part number VB90320. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Viton® (FKM) offers the industry benchmark where nitrile reaches its thermal limit, excellent resistance to compression set and permeation. Expect good resistance to many acids, engine and transmission fluids, and petroleum oils and fuels. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Verify compatibility before use with hot water and steam or low-molecular-weight organic acids.

Common environments for this compound include aerospace, semiconductor equipment, and oil and gas.

Reference part number VB90320 when ordering; the item is sold individually. Unit weight is approximately 5.1884 g and nominal inside diameter is listed as 1 1/8 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.