VB90331 is an AS568-331 brown Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 2.225 in (56.52 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 2.645 in (67.18 mm). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, Viton® (FKM) is valued for very low compression set at elevated temperature and outstanding high-temperature capability. The compound resists chlorinated solvents, engine and transmission fluids, and many acids. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in low-molecular-weight organic acids or ketones and esters.
Common environments for this compound include automotive fuel systems, aerospace, and high-temperature process equipment.
Stocked as VB90331 and sold individually. Unit weight is approximately 9.765 g and nominal inside diameter is listed as 2 1/4 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description -331 BROWN FKM 90D O-RING
uf_description2 0.210" (5.33MM) CS X 2.225" (56.52MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 2.225 inch (56.52 mm)
Actual_OD 2.645 inch (67.18 mm)
ProductCode Description O-Rings - Bulk - Commodity