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 5960-00-455-9218
NSN 5960-00-151-7576
NSN 6650-00-431-9541
NSN 5915-01-188-6665
NSN 6110-01-482-4328
NSN 4140-01-621-9723
NSN 6220-01-385-1305
NSN 5935-00-560-0151
NSN 5930-00-501-3621
NSN 5910-00-928-8303
NSN 5930-01-633-8281
NSN 6220-01-167-7859