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 5985-01-007-2311
NSN 6645-01-462-2101
NSN 6150-01-030-2461
NSN 6620-00-223-6753
NSN 5990-01-142-0538
NSN 6135-00-299-6918
NSN 5945-01-583-1514
NSN 5998-01-083-3678
NSN 6320-01-359-3921
NSN 5985-01-606-1440
NSN 6220-00-301-2098
NSN 5855-00-832-9341