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 6650-01-264-7227
NSN 5996-01-374-2323
NSN 5950-01-157-2742
NSN 5960-01-042-5831
NSN 5990-01-178-6307
NSN 7035-00-445-9657
NSN 5945-01-227-0876
NSN 4140-01-085-4965
NSN 2925-00-035-5633
NSN 5990-01-143-2518
NSN 5996-01-660-6888
NSN 5990-01-443-2931