This o-ring is supplied in AS568-429 black Viton® (FKM) 90 Shore A with an inside diameter of 4.975 in (126.37 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.525 in (140.34 mm), catalogued under part number V90429. It creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, Viton® (FKM) delivers long service life in hot, chemically aggressive environments, excellent resistance to compression set and permeation. Expect good resistance to aggressive chemicals, chlorinated solvents, and aromatic hydrocarbons. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). Exposure to amines or ketones and esters will shorten service life.
Common environments for this compound include chemical processing, automotive fuel systems, and oil and gas.
This item is sold individually under part number V90429. Unit weight is approximately 30.38 g and nominal inside diameter is listed as 5 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.
description -429 BLACK FKM 90D O-RING
uf_description2 0.275" (6.99MM) CS X 4.975" (126.36MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 4.975 inch (126.37 mm)
Actual_OD 5.525 inch (140.34 mm)
ProductCode Description O-Rings - Bulk - Commodity