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 6240-01-468-4877
NSN 6130-01-398-9131
NSN 5925-01-300-1522
NSN 5985-01-541-4797
NSN 6110-00-018-5084
NSN 5835-00-929-6623
NSN 5999-01-167-8884
NSN 5960-00-821-8739
NSN 5905-01-370-4392
NSN 4140-00-597-5260
NSN 5985-00-056-8790
NSN 5945-01-252-8662