-227 BLACK BUNA 50D O-RING

H50227 is an AS568-227 black Buna-N (Nitrile) 50 Shore A O-Ring supplied with an inside diameter of 2.109 in (53.57 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.387 in (60.63 mm). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint.

As a material, Buna-N (Nitrile) is known for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. The compound resists hydraulic fluids, petroleum-based oils, and water. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Applications involving ozone and direct sunlight or automotive brake fluid call for a different compound.

Maintenance and OEM teams specify it across automotive, construction equipment, and hydraulic and pneumatic systems.

This item is sold individually under part number H50227. Unit weight is approximately 0.0024 g and nominal inside diameter is listed as 2 1/8 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.