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 6650-00-259-2605
NSN 5920-01-504-3587
NSN 5985-00-464-2441
NSN 6620-01-548-9993
NSN 5945-00-420-1273
NSN 5835-01-332-2867
NSN 5920-00-998-5958
NSN 6220-01-487-3904
NSN 4140-01-424-5216
NSN 5998-01-097-8766
NSN 6645-00-006-6387
NSN 5835-01-258-5597