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 6645-00-155-2398
NSN 5835-01-580-0446
NSN 5996-00-505-2065
NSN 5985-00-834-3662
NSN 6650-01-611-1058
NSN 5915-00-198-3881
NSN 6110-00-137-6576
NSN 6620-00-041-3406
NSN 6645-01-633-1852
NSN 5935-01-409-1120
NSN 5855-00-797-8217
NSN 6150-01-178-7718