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.
NSN 5975-01-010-4887
NSN 4140-00-200-9082
NSN 5996-00-044-3240
NSN 6610-01-459-7535
NSN 6610-00-724-6721
NSN 5990-01-361-6424
NSN 6610-00-527-8892
NSN 6620-00-517-6209
NSN 5935-01-049-1621
NSN 5960-00-531-6186
NSN 2925-00-246-3077
NSN 5915-01-153-2623