5.7MM CS X 49.3MM ID BLACK BUNA 70D

Ordered as H5.7X49.3, this is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 49.3 mm (1.941 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 60.7 mm (2.39 in). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

As a material, Buna-N (Nitrile) is widely chosen for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Expect good resistance to greases and lubricants, propane and butane, and petroleum-based oils. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include agricultural equipment, general industrial maintenance, and construction equipment.

This item is sold individually under part number H5.7X49.3. As always, verify media compatibility and operating conditions against the requirements of your specific application. 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.