This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A supplied with an inside diameter of 27.1 mm (1.067 in), a cross section of 1.6 mm (0.063 in), and an outside diameter of 30.3 mm (1.19 in), catalogued under part number H1.6X27.1. It remains the most cost-effective sealing element available for pressurized assemblies.
Expect good resistance to hydraulic fluids, propane and butane, and greases and lubricants. Buna-N (Nitrile) offers the most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).
Common environments for this compound include automotive, construction equipment, and general industrial maintenance.
Stocked as H1.6X27.1 and 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 1.6MM CS X 27.1MM ID BLACK BUNA 70D
Actual Outside Diameter 30.3 mm (1.19 inch)
Actual Cross Section 1.6 mm (0.063 inch)
Actual Inside Diameter 27.1 mm (1.067 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity