This o-ring is supplied in black Viton® (FKM) 75 Shore A built to an inside diameter of 270 mm (10.63 in), a cross section of 3 mm (0.118 in), and an outside diameter of 276 mm (10.87 in), catalogued under part number V3X270. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Viton® (FKM) is specified here for industry benchmark where nitrile reaches its thermal limit and very low compression set at elevated temperature. This material stands up to petroleum oils and fuels, chlorinated solvents, and engine and transmission fluids. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. Verify compatibility before use with ketones and esters or low-molecular-weight organic acids.
It sees regular use in oil and gas, high-temperature process equipment, and chemical processing.
Reference part number V3X270 when ordering; the item is sold individually. Unit weight is approximately 0.0114 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 3MM CS X 270MM ID BLACK FKM 75D
uf_description2 METRIC O-RING
Actual_OD 276 mm (10.87 inch)
Actual_CS 3 mm (0.118 inch)
Actual_ID 270 mm (10.63 inch)
ProductCode Description O-Rings - Metric - Commodity