This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A supplied with an inside diameter of 7.1 mm (0.28 in), a cross section of 1.6 mm (0.063 in), and an outside diameter of 10.3 mm (0.41 in), catalogued under part number H1.6X7.1. It creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, Buna-N (Nitrile) is known for low compression set under sustained load, reliable performance in both static and dynamic service. The material holds up against water, petroleum-based oils, and propane and butane. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
Maintenance and OEM teams specify it across construction equipment, hydraulic and pneumatic systems, and automotive.
Stocked as H1.6X7.1 and sold individually. Unit weight is approximately 0.066 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description 1.6MM CS X 7.1MM ID BLACK BUNA 70D
Actual Outside Diameter 10.3 mm (0.41 inch)
Actual Cross Section 1.6 mm (0.063 inch)
Actual Inside Diameter 7.1 mm (0.28 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity