This o-ring is supplied in black Viton® (FKM) 75 Shore A built to an inside diameter of 48.7 mm (1.917 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 55.7 mm (2.19 in), catalogued under part number V3.5X48.7. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces. Source specification: Metric O-RING, JIS P49.
Viton® (FKM) delivers the industry benchmark where nitrile reaches its thermal limit and long service life in hot, chemically aggressive environments. This material stands up to chlorinated solvents, many acids, and petroleum oils and fuels. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). It is not the right choice where hot water and steam or amines are present.
You will find this material specified across oil and gas, high-temperature process equipment, and semiconductor equipment.
Reference part number V3.5X48.7 when ordering; the item is sold individually. Unit weight is approximately 2.899 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description 3.5MM CS X 48.7MM ID BLACK FKM 75D
uf_description2 METRIC O-RING, JIS P49
Actual_OD 55.7 mm (2.19 inch)
Actual_CS 3.5 mm (0.138 inch)
Actual_ID 48.7 mm (1.917 inch)
ProductCode Description O-Rings - Metric - Commodity