APG stocks the VB75276, an AS568-276 brown Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 10.984 in (278.99 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 11.262 in (286.05 mm). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Viton® (FKM) is specified here for excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. This material stands up to chlorinated solvents, aggressive chemicals, and aromatic hydrocarbons. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). It is not the right choice where low-molecular-weight organic acids or ketones and esters are present.
You will find this material specified across high-temperature process equipment, aerospace, and oil and gas.
Reference part number VB75276 when ordering; the item is sold individually. Unit weight is approximately 17.685 g. Check the compound against your process media, pressure and temperature before committing to a design.
description -276 BROWN FKM 75D O-RING
uf_description2 0.139" (3.53MM) CS X 10.984" (278.99MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 10.984 inch (278.99 mm)
Actual_OD 11.262 inch (286.05 mm)
ProductCode Description O-Rings - Bulk - Commodity