Ordered as H50363, this is an AS568-363 black Buna-N (Nitrile) 50 Shore A O-Ring with an inside diameter of 6.475 in (164.47 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 6.895 in (175.13 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Buna-N (Nitrile) is specified here for low compression set under sustained load and most widely specified general-purpose sealing elastomer. The material holds up against many alcohols, hydraulic fluids, and propane and butane. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in ketones or automotive brake fluid.
Common environments for this compound include fluid power, general industrial maintenance, and hydraulic and pneumatic systems.
Reference part number H50363 when ordering; the item is sold individually. 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 -363 BLACK BUNA 50D O-RING
uf_description2 0.210" (5.33MM) CS X 6.475" (164.46MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 6.475 inch (164.47 mm)
Actual_OD 6.895 inch (175.13 mm)
ProductCode Description O-Rings - Bulk - Commodity