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 7035-01-382-4413
NSN 5920-01-619-9358
NSN 5935-00-291-0954
NSN 6620-00-643-1402
NSN 6220-01-550-3646
NSN 5835-01-386-4027
NSN 5998-00-572-8561
NSN 4140-01-429-8545
NSN 6650-01-375-6727
NSN 6240-01-633-9357
NSN 5996-01-511-0458
NSN 5895-01-610-5253