4MM CS X 62MM ID BLACK BUNA 90D

Part number H90M4X62 is a black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 62 mm (2.441 in), a cross section of 4 mm (0.157 in), and an outside diameter of 70 mm (2.76 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

This material stands up to greases and lubricants, propane and butane, and hydraulic fluids. That behavior comes from the compound itself: Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It should not be specified for service in polar solvents or ozone and direct sunlight.

Common environments for this compound include construction equipment, hydraulic and pneumatic systems, and agricultural equipment.

Order part number H90M4X62, sold individually. Unit weight is approximately 3.6472 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. For a size or compound outside the standard catalog, APG can quote from a print or sample.