This o-ring is supplied in AS568-905 black Buna-N (Nitrile) 90 Shore A built to an inside diameter of 0.414 in (10.52 mm), a cross section of 0.072 in (1.83 mm), and an outside diameter of 0.558 in (14.17 mm), catalogued under part number H90905. It delivers dependable bidirectional sealing in a compact groove envelope.
As a material, Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. The material holds up against water, propane and butane, and hydraulic fluids. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in polar solvents or automotive brake fluid.
Common environments for this compound include construction equipment, agricultural equipment, and general industrial maintenance.
Order part number H90905, sold individually. Unit weight is approximately 0.1333 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. 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 -905 BLACK BUNA 90D O-RING
Actual Cross Section 0.072 inch (1.83 mm)
Actual Inside Diameter 0.414 inch (10.52 mm)
Actual Outside Diameter 0.558 inch (14.17 )
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity