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 6110-01-278-9835
NSN 5996-01-055-6207
NSN 5996-00-581-5810
NSN 6130-00-134-7437
NSN 4140-01-441-7003
NSN 6150-00-150-8838
NSN 5920-01-055-2024
NSN 6105-01-364-8811
NSN 6145-01-246-3827
NSN 6645-01-193-9839
NSN 6620-01-546-4942
NSN 5975-00-885-5591