Ordered as H3X73, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 73 mm (2.874 in), a cross section of 3 mm (0.118 in), and an outside diameter of 79 mm (3.11 in). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. Expect good resistance to water, hydraulic fluids, and propane and butane. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
Typical settings include fluid power, agricultural equipment, and general industrial maintenance.
Order part number H3X73, sold individually. Unit weight is approximately 2.05 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Description 3MM CS X 73MM ID BLACK BUNA 70D
Actual Outside Diameter 79 mm (3.11 inch)
Actual Cross Section 3 mm (0.118 inch)
Actual Inside Diameter 73 mm (2.874 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity