2MM CS X 7MM ID BLACK BUNA 90D

H90M2X7 is a black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 7 mm (0.276 in), a cross section of 2 mm (0.079 in), and an outside diameter of 11 mm (0.43 in). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint.

It resists water, petroleum-based oils, and greases and lubricants. Buna-N (Nitrile) is known for low compression set under sustained load, strong abrasion and tear resistance. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where automotive brake fluid or ozone and direct sunlight are present.

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

Reference part number H90M2X7 when ordering; the item is sold individually. Unit weight is approximately 0.118 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.