-346 BLACK BUNA 50D O-RING

Ordered as H50346, this is an AS568-346 black Buna-N (Nitrile) 50 Shore A O-Ring with an inside diameter of 4.1 in (104.14 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 4.52 in (114.81 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Buna-N (Nitrile) is known for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. It resists propane and butane, petroleum-based oils, and greases and lubricants. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong acids or ketones.

Typical settings include construction equipment, general industrial maintenance, and agricultural equipment.

H50346 ships individually. Nominal inside diameter is listed as 4 1/8 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.