This o-ring is supplied in AS568-911 black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 0.863 in (21.92 mm), a cross section of 0.116 in (2.95 mm), and an outside diameter of 1.095 in (27.81 mm), catalogued under part number H70911. It creates a positive seal at flange, piston and rod interfaces without added hardware.
It resists many alcohols, hydraulic fluids, and propane and butane. Buna-N (Nitrile) is valued for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with automotive brake fluid or ketones.
It sees regular use in construction equipment, fluid power, and agricultural equipment.
This item is sold individually under part number H70911. Unit weight is approximately 0.6639 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. 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.
Description -911 BLACK BUNA 70D O-RING
Actual Cross Section 0.116 inch (2.95 mm)
Actual Inside Diameter 0.863 inch (21.92 mm)
Actual Outside Diameter 1.095 inch (27.81 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity