APG stocks the H50467, an AS568-467 black Buna-N (Nitrile) 50 Shore A O-Ring with an inside diameter of 18.955 in (481.46 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 19.505 in (495.43 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer and an economical choice for high-volume maintenance programs. This material stands up to 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). Verify compatibility before use with ozone and direct sunlight or automotive brake fluid.
You will find this material specified across automotive, general industrial maintenance, and hydraulic and pneumatic systems.
Order part number H50467, sold individually. Nominal inside diameter is listed as 19 inch. Review your operating media and conditions against this specification before installation.
Description -467 BLACK BUNA 50D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 18.955 inch (481.46 mm)
Actual Outside Diameter 19.505 inch (495.43 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity