-211 BLACK BUNA 90D O-RING

This o-ring is supplied in AS568-211 black Buna-N (Nitrile) 90 Shore A with an inside diameter of 0.796 in (20.22 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.074 in (27.28 mm), catalogued under part number H90211. It delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) delivers the most widely specified general-purpose sealing elastomer and low compression set under sustained load. It resists many alcohols, propane and butane, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

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

H90211 ships individually. Unit weight is approximately 0.961 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.