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.
NSN 5920-00-172-3150
NSN 6240-01-521-4256
NSN 6130-01-024-5342
NSN 5945-01-294-9351
NSN 6620-01-426-2220
NSN 5990-01-345-1468
NSN 5965-01-624-4840
NSN 5920-01-634-0250
NSN 5965-01-422-3232
NSN 6135-01-537-7639
NSN 5999-01-510-2472
NSN 5935-00-453-8699