This o-ring is supplied in black Viton® (FKM) 75 Shore A supplied with an inside diameter of 50 mm (1.969 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 55 mm (2.17 in), catalogued under part number V2.5X50. It creates a positive seal at flange, piston and rod interfaces without added hardware.
This material stands up to aromatic hydrocarbons, chlorinated solvents, and petroleum oils and fuels. Viton® (FKM) is known for outstanding high-temperature capability and very low compression set at elevated temperature. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). Verify compatibility before use with ketones and esters or low-molecular-weight organic acids.
It sees regular use in chemical processing, semiconductor equipment, and high-temperature process equipment.
V2.5X50 ships individually. Unit weight is approximately 1.5 g. Check the compound against your process media, pressure and temperature before committing to a design. 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 2.5MM CS X 50MM ID BLACK FKM 75D
Actual Outside Diameter 55 mm (2.17 inch)
Actual Cross Section 2.5 mm (0.098 inch)
Actual Inside Diameter 50 mm (1.969 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity