This o-ring is supplied in black Viton® (FKM) 75 Shore A with an inside diameter of 61 mm (2.402 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 68 mm (2.68 in), catalogued under part number V3.5X61. It delivers dependable bidirectional sealing in a compact groove envelope.
Viton® (FKM) is valued for outstanding high-temperature capability, excellent resistance to compression set and permeation. This material stands up to many acids, aromatic hydrocarbons, and engine and transmission fluids. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). It should not be specified for service in ketones and esters or low-molecular-weight organic acids.
You will find this material specified across chemical processing, high-temperature process equipment, and automotive fuel systems.
Stocked as V3.5X61 and sold individually. 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 3.5MM CS X 61MM ID BLACK FKM 75D
Actual Outside Diameter 68 mm (2.68 inch)
Actual Cross Section 3.5 mm (0.138 inch)
Actual Inside Diameter 61 mm (2.402 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity