Part number H1.5X54 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 54 mm (2.126 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 57 mm (2.24 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.
The compound resists propane and butane, greases and lubricants, and hydraulic fluids. Buna-N (Nitrile) is valued for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. 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 automotive.
Reference part number H1.5X54 when ordering; the item is sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. 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 1.5MM CS X 54MM ID BLACK BUNA 70D
Actual Outside Diameter 57 mm (2.24 inch)
Actual Cross Section 1.5 mm (0.059 inch)
Actual Inside Diameter 54 mm (2.126 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity