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 4140-01-181-3213
NSN 5920-01-195-2299
NSN 5975-01-540-9943
NSN 4140-00-259-2567
NSN 5965-01-012-1065
NSN 7035-00-981-7216
NSN 5910-01-371-9588
NSN 6320-01-386-3491
NSN 6620-00-459-4449
NSN 5965-01-384-4312
NSN 6320-01-576-6310
NSN 5990-00-586-6435