This o-ring is supplied in black Viton® (FKM) 75 Shore A built to an inside diameter of 28 mm (1.102 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 33 mm (1.3 in), catalogued under part number V2.5X28. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Viton® (FKM) is specified here for very low compression set at elevated temperature and outstanding high-temperature capability. The material holds up against aggressive chemicals, aromatic hydrocarbons, and chlorinated solvents. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). Applications involving ketones and esters or low-molecular-weight organic acids call for a different compound.
It sees regular use in semiconductor equipment, chemical processing, and automotive fuel systems.
Stocked as V2.5X28 and sold individually. Unit weight is approximately 0.8615 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.
description 2.5MM CS X 28MM ID BLACK FKM 75D
uf_description2 METRIC O-RING
Actual_OD 33 mm (1.3 inch)
Actual_CS 2.5 mm (0.098 inch)
Actual_ID 28 mm (1.102 inch)
ProductCode Description O-Rings - Metric - Commodity