5.7MM CS X 299.3MM ID BLACK FKM 75D

Ordered as V5.7X299.3, this is a black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 299.3 mm (11.783 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 310.7 mm (12.23 in). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load. This item is further identified as Metric O-RING, JIS G300.

The material holds up against petroleum oils and fuels, engine and transmission fluids, and chlorinated solvents. Viton® (FKM) is known for excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). It is not the right choice where ketones and esters or amines are present.

Common environments for this compound include automotive fuel systems, semiconductor equipment, and oil and gas.

Order part number V5.7X299.3, sold individually. Unit weight is approximately 45.122 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.