-139 BROWN FKM 90D O-RING

Part number VB90139 is an AS568-139 brown Viton® (FKM) 90 Shore A O-Ring supplied with an inside diameter of 2.175 in (55.25 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.381 in (60.48 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.

The compound resists chlorinated solvents, aromatic hydrocarbons, and aggressive chemicals. Viton® (FKM) offers long service life in hot, chemically aggressive environments and the industry benchmark where nitrile reaches its thermal limit. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). Exposure to ketones and esters or amines will shorten service life.

Common environments for this compound include oil and gas, automotive fuel systems, and chemical processing.

Order part number VB90139, sold individually. Unit weight is approximately 2.1527 g. 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.