Buna 70-035-Black-Pk10

The SB-H70035-10 is an AS568-035 black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 2.239 in (56.87 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 2.379 in (60.43 mm). This o-ring remains the most cost-effective sealing element available for pressurized assemblies. Additional detail on this item: 0.070CSX2.239"IDX2.379"OD.

It resists water, petroleum-based oils, and hydraulic fluids. Buna-N (Nitrile) is specified for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. 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 automotive brake fluid.

Maintenance and OEM teams specify it across fluid power, agricultural equipment, and hydraulic and pneumatic systems.

Order part number SB-H70035-10, sold by the bag. Nominal inside diameter is listed as 2 1/4 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.