This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A supplied with an inside diameter of 38 mm (1.496 in), a cross section of 1 mm (0.039 in), and an outside diameter of 40 mm (1.57 in), catalogued under part number H1X38. It creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) offers low compression set under sustained load, strong abrasion and tear resistance. The compound resists water, many alcohols, and propane and butane. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or polar solvents call for a different compound.
It sees regular use in hydraulic and pneumatic systems, agricultural equipment, and construction equipment.
Order part number H1X38, sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Description 1MM CS X 38MM ID BLACK BUNA 70D
Actual Outside Diameter 40 mm (1.57 inch)
Actual Cross Section 1 mm (0.039 inch)
Actual Inside Diameter 38 mm (1.496 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity