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: Other articles of iron or steel not wire nesoi
NSN 6220-00-457-7772
NSN 5996-00-884-2915
NSN 5905-01-322-7907
NSN 7035-01-462-1423
NSN 5996-01-378-8028
NSN 6150-01-215-1149
NSN 5930-00-177-7381
NSN 6130-01-161-8635
NSN 5930-01-501-6396
NSN 6105-00-964-9786
NSN 5915-01-612-4153
NSN 6240-01-646-0860