Ordered as VB75311, this is an AS568-311 brown Viton® (FKM) 75 Shore A O-Ring supplied with an inside diameter of 0.537 in (13.64 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 0.957 in (24.31 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Viton® (FKM) offers excellent resistance to compression set and permeation, outstanding high-temperature capability. It resists aromatic hydrocarbons, engine and transmission fluids, and chlorinated solvents. 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 amines or hot water and steam.
You will find this material specified across chemical processing, semiconductor equipment, and high-temperature process equipment.
This item is sold individually under part number VB75311. Unit weight is approximately 2.7267 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description -311 BROWN FKM 75D O-RING
uf_description2 0.210" (5.33MM) CS X 0.537" (13.64MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 0.537 inch (13.64 mm)
Actual_OD 0.957 inch (24.31 mm)
ProductCode Description O-Rings - Bulk - Commodity