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 5945-00-519-6529
NSN 5935-01-422-1555
NSN 5950-01-023-1493
NSN 5910-00-713-2033
NSN 5945-00-467-7311
NSN 4140-00-339-1514
NSN 5895-00-351-1988
NSN 5910-00-825-5263
NSN 5996-01-417-3139
NSN 5895-01-582-8674
NSN 5999-00-111-7330
NSN 5960-01-632-6576