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 5835-00-835-7838
NSN 5930-01-629-4793
NSN 6220-01-463-2252
NSN 5945-01-260-6550
NSN 5920-01-435-6052
NSN 5935-00-137-9932
NSN 5960-01-276-7836
NSN 5990-01-136-4068
NSN 5975-01-253-6144
NSN 4140-00-758-7686
NSN 6220-01-532-3903
NSN 6240-01-381-2275