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 5985-01-153-2657
NSN 5935-01-145-6258
NSN 5920-01-108-3703
NSN 5965-01-495-6455
NSN 5975-00-832-6887
NSN 5855-00-779-2854
NSN 6110-01-182-2207
NSN 6130-01-204-5137
NSN 5998-01-462-0025
NSN 6145-01-171-0719
NSN 5855-00-832-9341
NSN 6240-00-105-4328