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 5915-00-469-8991
NSN 6650-00-527-7451
NSN 5930-01-400-6126
NSN 5835-01-355-3654
NSN 5930-00-090-9449
NSN 5895-01-184-3046
NSN 5996-00-272-2560
NSN 5915-00-543-1133
NSN 4140-01-418-1894
NSN 6620-01-311-3516
NSN 5960-00-082-0493
NSN 6135-01-215-1245