568-009 BUNA 70 SQUARE CUT RINGS

Part number SH70009 is an AS568-009 black Buna-N (Nitrile) 70 Shore A square profile Quad-Ring supplied with an inside diameter of 0.208 in (5.28 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 0.348 in (8.84 mm). A quad-ring provides a dual sealing band on each contact face for improved reliability.

Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. It resists water, greases and lubricants, and petroleum-based oils. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).

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

Order part number SH70009, sold individually. Unit weight is approximately 0.0775 g and nominal inside diameter is listed as 7/32 inch. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.