Buna 70-046-Black-Pk10

Ordered as SB-H70046-10, this is an AS568-046 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 4.239 in (107.67 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 4.379 in (111.23 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope. Supplementary detail from the product record: 0.070CSX4.239"IDX4.379"OD.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and low compression set under sustained load. The compound resists greases and lubricants, petroleum-based oils, and water. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

It sees regular use in agricultural equipment, construction equipment, and hydraulic and pneumatic systems.

Order part number SB-H70046-10, sold by the bag. Nominal inside diameter is listed as 4 1/4 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. 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.