V3.5X20 is a black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 20 mm (0.787 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 27 mm (1.06 in). In service, this 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. The compound resists chlorinated solvents, engine and transmission fluids, and aggressive chemicals. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C).
Common environments for this compound include oil and gas, aerospace, and automotive fuel systems.
Stocked as V3.5X20 and sold individually. Unit weight is approximately 1.2775 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. 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 20MM ID BLACK FKM 75D
Actual Outside Diameter 27 mm (1.06 inch)
Actual Cross Section 3.5 mm (0.138 inch)
Actual Inside Diameter 20 mm (0.787 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity