-328 BLACK BUNA 90D O-RING

APG stocks the H90328, an AS568-328 black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 1.85 in (46.99 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 2.27 in (57.66 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.

The material holds up against petroleum-based oils, greases and lubricants, and propane and butane. Buna-N (Nitrile) offers low compression set under sustained load, reliable performance in both static and dynamic service. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with polar solvents or ozone and direct sunlight.

Common environments for this compound include general industrial maintenance, construction equipment, and agricultural equipment.

This item is sold individually under part number H90328. Unit weight is approximately 4.866 g and nominal inside diameter is listed as 1 7/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.