3MM CS X 111MM ID BLACK BUNA 70D

Part number H3X111 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 111 mm (4.37 in), a cross section of 3 mm (0.118 in), and an outside diameter of 117 mm (4.61 in). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) is specified here for low compression set under sustained load, reliable performance in both static and dynamic service. Expect good resistance to many alcohols, hydraulic fluids, and petroleum-based oils. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

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

This item is sold individually under part number H3X111. Unit weight is approximately 3.14 g. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.