-456 BLACK BUNA 70D O-RING

The H70456 is an AS568-456 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 13.475 in (342.27 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 14.025 in (356.24 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint.

The compound resists propane and butane, water, and petroleum-based oils. Buna-N (Nitrile) is known for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in polar solvents or strong acids.

You will find this material specified across construction equipment, automotive, and fluid power.

This item is sold individually under part number H70456. Unit weight is approximately 51.4233 g and nominal inside diameter is listed as 13 1/2 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.