Ordered as VB75388, this is an AS568-388 brown Viton® (FKM) 75 Shore A O-Ring supplied with an inside diameter of 18.953 in (481.41 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 19.373 in (492.07 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Expect good resistance to many acids, petroleum oils and fuels, and engine and transmission fluids. Viton® (FKM) delivers outstanding high-temperature capability, excellent resistance to compression set and permeation. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C).
You will find this material specified across semiconductor equipment, aerospace, and oil and gas.
This item is sold individually under part number VB75388. Unit weight is approximately 69.472 g. Check the compound against your process media, pressure and temperature before committing to a design. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description -388 BROWN FKM 75D O-RING
uf_description2 0.210" (5.33MM) CS X 18.953" (481.41MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 18.953 inch (481.41 mm)
Actual_OD 19.373 inch (492.07 mm)
ProductCode Description O-Rings - Bulk - Commodity