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 6620-01-370-6829
NSN 5930-01-484-6791
NSN 5910-01-424-3729
NSN 5998-00-255-9921
NSN 5895-01-390-8853
NSN 5920-01-514-4095
NSN 6650-01-510-9488
NSN 6150-01-103-2498
NSN 5960-01-163-3847
NSN 6645-01-528-6433
NSN 6320-00-405-2348
NSN 6650-00-490-2637