1.8MM CS X 9.5MM ID BLACK BUNA 70D

Ordered as H1.8X9.5, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 9.5 mm (0.374 in), a cross section of 1.8 mm (0.071 in), and an outside diameter of 13.1 mm (0.52 in). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Buna-N (Nitrile) is specified here for low compression set under sustained load and economical choice for high-volume maintenance programs. The compound resists greases and lubricants, hydraulic fluids, and propane and butane. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Exposure to ketones or polar solvents will shorten service life.

It sees regular use in general industrial maintenance, fluid power, and hydraulic and pneumatic systems.

Reference part number H1.8X9.5 when ordering; the item is sold individually. Unit weight is approximately 0.1131 g. 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.