3.5MM CS X 38.7MM ID BLACK BUNA 90D

H90M3.5X38.7 is a black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 38.7 mm (1.524 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 45.7 mm (1.8 in). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint. Source specification: Metric O-RING, JIS P39.

Expect good resistance to water, many alcohols, and hydraulic fluids. Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, strong abrasion and tear resistance. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

You will find this material specified across general industrial maintenance, construction equipment, and agricultural equipment.

This item is sold individually under part number H90M3.5X38.7. Unit weight is approximately 1.7922 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.