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 6645-01-463-2198
NSN 6650-01-406-5322
NSN 6145-01-264-9199
NSN 6105-00-758-5247
NSN 5935-00-855-1766
NSN 6105-01-221-1407
NSN 5920-01-311-5289
NSN 5975-00-854-2657
NSN 5960-01-546-2379
NSN 5945-01-014-0624
NSN 5975-01-634-0678
NSN 5920-00-687-2066