APG stocks the VB90446, an AS568-446 brown Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 8.475 in (215.27 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 9.025 in (229.24 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Viton® (FKM) is valued for excellent resistance to compression set and permeation, outstanding high-temperature capability. This material stands up to petroleum oils and fuels, engine and transmission fluids, and chlorinated solvents. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. Exposure to amines or low-molecular-weight organic acids will shorten service life.
It sees regular use in semiconductor equipment, aerospace, and chemical processing.
Reference part number VB90446 when ordering; the item is sold individually. Unit weight is approximately 59.5 g and nominal inside diameter is listed as 8 1/2 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -446 BROWN FKM 90D O-RING
uf_description2 0.275" (6.99MM) CS X 8.475" (215.26MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 8.475 inch (215.27 mm)
Actual_OD 9.025 inch (229.24 mm)
ProductCode Description O-Rings - Bulk - Commodity