Part number VITON75241 is an AS568-241 black Viton® (FKM) 75 Shore A O-Ring measuring an inside diameter of 3.859 in (98.02 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 4.137 in (105.08 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Viton® (FKM) is specified here for excellent resistance to compression set and permeation, outstanding high-temperature capability. Expect good resistance to chlorinated solvents, petroleum oils and fuels, and many acids. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in ketones and esters or hot water and steam.
It sees regular use in oil and gas, semiconductor equipment, and high-temperature process equipment.
This item is sold individually under part number VITON75241. Unit weight is approximately 5.67 g and nominal inside diameter is listed as 3 7/8 inch. Check the compound against your process media, pressure and temperature before committing to a design.
description -241 BLACK CHEMOURS VITON 75D O-RING
uf_description2 0.139" (3.53MM) CS X 3.859" (98.02MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 3.859 inch (98.02 mm)
Actual_OD 4.137 inch (105.08 mm)
ProductCode Description O-Rings - Bulk - Commodity