Buna 70-047-Black-Pk10

Ordered as SB-H70047-10, this is an AS568-047 black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 4.489 in (114.02 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 4.629 in (117.58 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies. This item is further identified as 0.070CSX4.489"IDX4.629"OD.

Expect good resistance to greases and lubricants, many alcohols, and petroleum-based oils. Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ketones or automotive brake fluid.

You will find this material specified across construction equipment, general industrial maintenance, and fluid power.

SB-H70047-10 ships by the bag. Review your operating media and conditions against this specification before installation.