This o-ring is supplied in AS568-264 black Buna-N (Nitrile) 50 Shore A supplied with an inside diameter of 7.484 in (190.09 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 7.762 in (197.15 mm), catalogued under part number H50264. It remains the most cost-effective sealing element available for pressurized assemblies.
The compound resists hydraulic fluids, water, and greases and lubricants. Buna-N (Nitrile) is known for reliable performance in both static and dynamic service, low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
Common environments for this compound include hydraulic and pneumatic systems, general industrial maintenance, and automotive.
Reference part number H50264 when ordering; the item is sold individually. Nominal inside diameter is listed as 7 1/2 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -264 BLACK BUNA 50D O-RING
uf_description2 0.139" (3.53MM) CS X 7.484" (190.09MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 7.484 inch (190.09 mm)
Actual_OD 7.762 inch (197.15 mm)
ProductCode Description O-Rings - Bulk - Commodity