This o-ring is supplied in black Viton® (FKM) 75 Shore A built to an inside diameter of 13.5 mm (0.531 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 18.5 mm (0.73 in), catalogued under part number V2.5X13.5. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Expect good resistance to aromatic hydrocarbons, many acids, and aggressive chemicals. Viton® (FKM) offers excellent resistance to compression set and permeation, long service life in hot, chemically aggressive environments. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. Applications involving ketones and esters or hot water and steam call for a different compound.
Maintenance and OEM teams specify it across oil and gas, high-temperature process equipment, and semiconductor equipment.
Reference part number V2.5X13.5 when ordering; the item is sold individually. Unit weight is approximately 0.4526 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 13.5MM ID BLACK FKM 75D
uf_description2 METRIC O-RING
Actual_OD 18.5 mm (0.73 inch)
Actual_CS 2.5 mm (0.098 inch)
Actual_ID 13.5 mm (0.531 inch)
ProductCode Description O-Rings - Metric - Commodity