-385 BLACK BUNA 90D O-RING

This o-ring is supplied in AS568-385 black Buna-N (Nitrile) 90 Shore A with an inside diameter of 15.955 in (405.26 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 16.375 in (415.93 mm), catalogued under part number H90385. It remains the most cost-effective sealing element available for pressurized assemblies.

As a material, Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. The material holds up against hydraulic fluids, water, and petroleum-based oils. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with ketones or automotive brake fluid.

It sees regular use in automotive, agricultural equipment, and fluid power.

Stocked as H90385 and sold individually. Unit weight is approximately 40.479 g and nominal inside diameter is listed as 16 inch. Review your operating media and conditions against this specification before installation.