5MM CS X 103MM ID BLACK BUNA 70D

Ordered as H5X103, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 103 mm (4.055 in), a cross section of 5 mm (0.197 in), and an outside diameter of 113 mm (4.45 in). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

It resists propane and butane, petroleum-based oils, and greases and lubricants. Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs and low compression set under sustained load. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

Maintenance and OEM teams specify it across fluid power, agricultural equipment, and general industrial maintenance.

Stocked as H5X103 and sold individually. Unit weight is approximately 8.136 g. Check the compound against your process media, pressure and temperature before committing to a design.