-103 BLACK BUNA 50D O-RING

This o-ring is supplied in AS568-103 black Buna-N (Nitrile) 50 Shore A built to an inside diameter of 0.081 in (2.06 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.287 in (7.29 mm), catalogued under part number H50103. It compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. The compound resists water, hydraulic fluids, and petroleum-based oils. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with polar solvents or automotive brake fluid.

Maintenance and OEM teams specify it across general industrial maintenance, construction equipment, and agricultural equipment.

H50103 ships individually. Nominal inside diameter is listed as 3/32 inch. 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.