Buna 70-127-Black-Pk100

Part number SB-H70127-100 is an AS568-127 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 1.424 in (36.17 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.63 in (41.4 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint. The catalog record notes: 1.625IDX1.4375"ODX.0938"CS.

Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer and economical choice for high-volume maintenance programs. Expect good resistance to hydraulic fluids, water, and petroleum-based oils. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with ozone and direct sunlight or polar solvents.

It sees regular use in construction equipment, general industrial maintenance, and fluid power.

SB-H70127-100 ships by the bag. Nominal inside diameter is listed as 1 7/16 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.