3.1MM CS X 39.4MM ID BLACK FKM 75D

This o-ring is supplied in black Viton® (FKM) 75 Shore A measuring an inside diameter of 39.4 mm (1.551 in), a cross section of 3.1 mm (0.122 in), and an outside diameter of 45.6 mm (1.8 in), catalogued under part number V3.1X39.4. It creates a positive seal at flange, piston and rod interfaces without added hardware. Source specification: Metric O-RING, JIS G40.

Viton® (FKM) is specified here for excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. This material stands up to aggressive chemicals, petroleum oils and fuels, and chlorinated solvents. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in amines or hot water and steam.

You will find this material specified across high-temperature process equipment, chemical processing, and oil and gas.

Reference part number V3.1X39.4 when ordering; the item is sold individually. Unit weight is approximately 1.8564 g. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.