This o-ring is supplied in AS568-225 black Viton® (FKM) 75 Shore A with an inside diameter of 1.859 in (47.22 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.137 in (54.28 mm), catalogued under part number VITON75225. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Viton® (FKM) is known for excellent resistance to compression set and permeation, the industry benchmark where nitrile reaches its thermal limit. Expect good resistance to engine and transmission fluids, chlorinated solvents, and aromatic hydrocarbons. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). Applications involving ketones and esters or low-molecular-weight organic acids call for a different compound.
Common environments for this compound include oil and gas, high-temperature process equipment, and semiconductor equipment.
Order part number VITON75225, sold individually. Unit weight is approximately 2.8827 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -225 BLACK CHEMOURS VITON 75D O-RING
uf_description2 0.139" (3.53MM) CS X 1.859" (47.22MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 1.859 inch (47.22 mm)
Actual_OD 2.137 inch (54.28 mm)
ProductCode Description O-Rings - Bulk - Commodity