568-464 BUNA 70 SQUARE CUT RINGS

SH70464 is an AS568-464 black Buna-N (Nitrile) 70 Shore A square profile Quad-Ring with an inside diameter of 17.455 in (443.36 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 18.005 in (457.33 mm). In service, this quad-ring delivers lower friction and better sealing stability than a comparable round-section o-ring.

As a material, Buna-N (Nitrile) is valued for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. It resists propane and butane, water, and greases and lubricants. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).

You will find this material specified across general industrial maintenance, fluid power, and agricultural equipment.

Reference part number SH70464 when ordering; the item is sold individually. Nominal inside diameter is listed as 17 1/2 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.