-123 BLACK BUNA 90D O-RING

H90123 is an AS568-123 black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 1.174 in (29.82 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.38 in (35.05 mm). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs, strong abrasion and tear resistance. This material stands up to many alcohols, water, and petroleum-based oils. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

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

Stocked as H90123 and sold individually. Unit weight is approximately 0.723 g and nominal inside diameter is listed as 1 3/16 inch. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.