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 6135-01-378-3331
NSN 5905-00-613-7633
NSN 5998-00-810-8374
NSN 6105-01-449-9954
NSN 5990-01-226-2653
NSN 6220-01-149-4177
NSN 6610-01-458-9614
NSN 6135-00-062-5080
NSN 6650-00-438-3983
NSN 5996-01-502-2907
NSN 6620-01-415-5803
NSN 5965-01-364-1232