A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
Classification: Articles of aluminum nesoi
NSN 6685-01-147-4532
NSN 2925-01-597-9541
NSN 6130-00-400-9488
NSN 5935-01-142-7895
NSN 5910-01-421-1335
NSN 6685-00-518-4237
NSN 6610-01-293-0644
NSN 5960-01-386-3855
NSN 5915-00-890-0929
NSN 6150-01-230-9482
NSN 5915-01-318-5151
NSN 5895-00-872-6070