3.1MM CS X 74.4MM ID BLACK FKM 75D

V3.1X74.4 is a black Viton® (FKM) 75 Shore A O-Ring measuring an inside diameter of 74.4 mm (2.929 in), a cross section of 3.1 mm (0.122 in), and an outside diameter of 80.6 mm (3.17 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope. Source specification: Metric O-RING, JIS G75.

As a material, Viton® (FKM) is specified for very low compression set at elevated temperature and outstanding high-temperature capability. It resists chlorinated solvents, many acids, and aggressive chemicals. 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.

Maintenance and OEM teams specify it across oil and gas, semiconductor equipment, and aerospace.

Reference part number V3.1X74.4 when ordering; the item is sold individually. Unit weight is approximately 3.389 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.