5.7MM CS X 74.6MM ID BLACK BUNA 70D

APG stocks the H5.7X74.6, a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 74.6 mm (2.937 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 86 mm (3.39 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope. The catalog record notes: Metric O-RING, JIS P75.

This material stands up to hydraulic fluids, water, and many alcohols. Buna-N (Nitrile) is valued for an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with ozone and direct sunlight or ketones.

Maintenance and OEM teams specify it across general industrial maintenance, automotive, and agricultural equipment.

This item is sold individually under part number H5.7X74.6. Unit weight is approximately 7.9255 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.