This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 5.5 mm (0.217 in), a cross section of 1 mm (0.039 in), and an outside diameter of 7.5 mm (0.3 in), catalogued under part number H1X5.5. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
As a material, Buna-N (Nitrile) offers low compression set under sustained load, strong abrasion and tear resistance. The compound resists water, propane and butane, and hydraulic fluids. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).
It sees regular use in hydraulic and pneumatic systems, general industrial maintenance, and agricultural equipment.
Order part number H1X5.5, sold individually. Unit weight is approximately 0.0252 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.
Description 1MM CS X 5.5MM ID BLACK BUNA 70D
Actual Outside Diameter 7.5 mm (0.3 inch)
Actual Cross Section 1 mm (0.039 inch)
Actual Inside Diameter 5.5 mm (0.217 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity