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 5920-01-023-6818
NSN 6220-01-285-2269
NSN 6135-01-384-7155
NSN 5945-01-149-0821
NSN 5920-00-922-1094
NSN 6620-00-583-2687
NSN 6220-00-318-1742
NSN 6105-01-146-4420
NSN 6220-01-395-2199
NSN 6645-00-079-4087
NSN 6145-01-030-7064
NSN 6650-01-358-5149