-452 BLACK BUNA 90D O-RING

Part number H90452 is an AS568-452 black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 11.475 in (291.47 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 12.025 in (305.44 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

As a material, Buna-N (Nitrile) is specified for low compression set under sustained load, strong abrasion and tear resistance. It resists propane and butane, hydraulic fluids, and petroleum-based oils. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in polar solvents or automotive brake fluid.

It sees regular use in agricultural equipment, hydraulic and pneumatic systems, and automotive.

Stocked as H90452 and sold individually. Unit weight is approximately 45.866 g and nominal inside diameter is listed as 11 1/2 inch. Review your operating media and conditions against this specification before installation.