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 5990-01-459-9533
NSN 5999-00-243-5861
NSN 5925-01-241-7739
NSN 6220-00-401-2249
NSN 5835-00-794-7500
NSN 6620-00-456-0404
NSN 4140-01-047-1161
NSN 5945-00-819-4288
NSN 5945-00-779-6754
NSN 5960-01-197-4461
NSN 7035-01-287-1516
NSN 6135-00-726-4142