Buna 70-127-Black-Pk15

APG stocks the SB-H70127-15, an AS568-127 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with 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 delivers dependable bidirectional sealing in a compact groove envelope. Supplementary detail from the product record: 1.625IDX1.4375"ODX.0938"CS.

Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. It resists greases and lubricants, many alcohols, and water. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving polar solvents or automotive brake fluid call for a different compound.

Common environments for this compound include hydraulic and pneumatic systems, fluid power, and automotive.

Order part number SB-H70127-15, sold by the bag. Nominal inside diameter is listed as 1 7/16 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.