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 5855-01-503-3452
NSN 5998-00-282-2097
NSN 5930-01-204-1691
NSN 6135-01-100-3593
NSN 5965-01-146-9162
NSN 5915-00-556-2189
NSN 6150-01-527-9982
NSN 5998-01-551-1108
NSN 6610-01-548-3401
NSN 5965-01-529-8437
NSN 5935-01-091-7853
NSN 5905-01-550-4290