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 5998-00-411-4595
NSN 4140-01-328-3958
NSN 5930-00-952-8257
NSN 6240-01-459-7827
NSN 7035-01-100-5973
NSN 6650-01-011-9093
NSN 6650-01-212-3964
NSN 5910-01-046-0585
NSN 6150-01-016-6637
NSN 5960-01-374-0764
NSN 5835-01-654-4570
NSN 6220-00-006-9746