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 6105-01-423-9183
NSN 6320-00-483-0451
NSN 5998-01-237-1017
NSN 6620-01-106-2814
NSN 6110-01-472-1963
NSN 6620-01-018-9488
NSN 6650-01-422-1037
NSN 5960-00-391-6493
NSN 5935-00-104-7220
NSN 5920-01-459-8057
NSN 5910-01-100-1161
NSN 5935-00-501-9390