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 4140-00-269-5795
NSN 5920-00-717-6839
NSN 5935-01-585-1233
NSN 6150-00-212-3975
NSN 6610-00-353-9990
NSN 5996-01-124-8798
NSN 6105-01-388-9012
NSN 5920-01-445-5701
NSN 6150-00-420-4003
NSN 5910-01-087-1600
NSN 5999-01-132-7649
NSN 5998-01-350-3136