This o-ring is supplied in AS568-011 black Buna-N (Nitrile) 90 Shore A with an inside diameter of 0.301 in (7.65 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 0.441 in (11.2 mm), catalogued under part number H90011. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
As a material, Buna-N (Nitrile) is specified for low compression set under sustained load and an economical choice for high-volume maintenance programs. The compound resists water, petroleum-based oils, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where ozone and direct sunlight or automotive brake fluid are present.
It sees regular use in general industrial maintenance, agricultural equipment, and hydraulic and pneumatic systems.
Stocked as H90011 and sold individually. Unit weight is approximately 0.098 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Description -011 BLACK BUNA 90D O-RING
Actual Cross Section 0.07 inch (1.78 mm)
Actual Inside Diameter 0.301 inch (7.65 mm)
Actual Outside Diameter 0.441 inch (11.2 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity