APG stocks the V3.53X63.5, a black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 63.5 mm (2.5 in), a cross section of 3.53 mm (0.139 in), and an outside diameter of 70.56 mm (2.78 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.
As a material, Viton® (FKM) is known for outstanding high-temperature capability and long service life in hot, chemically aggressive environments. This material stands up to aggressive chemicals, chlorinated solvents, and petroleum oils and fuels. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. It should not be specified for service in ketones and esters or amines.
You will find this material specified across chemical processing, automotive fuel systems, and high-temperature process equipment.
Reference part number V3.53X63.5 when ordering; the item is sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description 3.53MM CS X 63.5MM ID BLACK FKM 75D
Actual Outside Diameter 70.56 mm (2.78 inch)
Actual Cross Section 3.53 mm (0.139 inch)
Actual Inside Diameter 63.5 mm (2.5 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity