1MM CS X 12MM ID BLACK BUNA 90D

Part number H90M1X12 is a black Buna-N (Nitrile) 90 Shore A O-Ring measuring an inside diameter of 12 mm (0.472 in), a cross section of 1 mm (0.039 in), and an outside diameter of 14 mm (0.55 in). An 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. It resists water, propane and butane, and greases and lubricants. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where automotive brake fluid or polar solvents are present.

Maintenance and OEM teams specify it across fluid power, agricultural equipment, and construction equipment.

Reference part number H90M1X12 when ordering; the item is sold individually. Unit weight is approximately 0.048 g. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.