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 6650-00-503-1677
NSN 5975-01-117-7324
NSN 5999-01-166-3021
NSN 6130-01-100-3285
NSN 6620-01-259-5944
NSN 6150-01-411-4592
NSN 6150-01-354-5280
NSN 5930-01-660-6578
NSN 5975-00-968-3317
NSN 6105-01-282-3590
NSN 6320-01-451-0821
NSN 6150-01-513-1942