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 5998-01-443-8601
NSN 5915-00-058-0867
NSN 5910-01-588-3034
NSN 5945-01-532-8378
NSN 5990-00-936-7299
NSN 5895-01-029-8729
NSN 5996-01-606-2421
NSN 5975-01-370-5279
NSN 7035-01-461-9766
NSN 6650-00-066-4999
NSN 6110-01-098-9864
NSN 5960-00-153-4669