H2X48 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 48 mm (1.89 in), a cross section of 2 mm (0.079 in), and an outside diameter of 52 mm (2.05 in). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is known for low compression set under sustained load, strong abrasion and tear resistance. It resists many alcohols, greases and lubricants, and hydraulic fluids. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
Maintenance and OEM teams specify it across hydraulic and pneumatic systems, construction equipment, and fluid power.
This item is sold individually under part number H2X48. Unit weight is approximately 0.604 g. Check the compound against your process media, pressure and temperature before committing to a design. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Description 2MM CS X 48MM ID BLACK BUNA 70D
Actual Outside Diameter 52 mm (2.05 inch)
Actual Cross Section 2 mm (0.079 inch)
Actual Inside Diameter 48 mm (1.89 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity