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 5915-00-088-1563
NSN 6620-01-364-7461
NSN 6620-00-081-7899
NSN 6645-00-674-1594
NSN 5905-01-535-5366
NSN 4140-01-528-8237
NSN 5920-01-183-7938
NSN 5835-01-185-1102
NSN 5915-00-959-5454
NSN 6110-00-229-1360
NSN 6620-01-611-2038
NSN 6220-01-395-2199