568-435 BUNA 70 SQUARE CUT RINGS

Part number SH70435 is an AS568-435 black Buna-N (Nitrile) 70 Shore A square profile Quad-Ring measuring an inside diameter of 5.725 in (145.42 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 6.275 in (159.39 mm). A quad-ring seats in a standard o-ring gland while offering improved dynamic performance.

The compound resists water, propane and butane, and hydraulic fluids. Buna-N (Nitrile) is widely chosen for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include construction equipment, agricultural equipment, and hydraulic and pneumatic systems.

This item is sold individually under part number SH70435. Unit weight is approximately 22.302 g and nominal inside diameter is listed as 5 3/4 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.