5MM CS X 200MM ID BLACK BUNA 90D

Part number H90M5X200 is a black Buna-N (Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 200 mm (7.874 in), a cross section of 5 mm (0.197 in), and an outside diameter of 210 mm (8.27 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

This material stands up to water, hydraulic fluids, and greases and lubricants. That behavior comes from the compound itself: Buna-N (Nitrile) is valued for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with strong acids or automotive brake fluid.

You will find this material specified across agricultural equipment, general industrial maintenance, and automotive.

Order part number H90M5X200, sold individually. Unit weight is approximately 16.582 g. Check the compound against your process media, pressure and temperature before committing to a design.