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 6240-01-225-8518
NSN 6240-01-098-0130
NSN 5945-01-096-7218
NSN 5935-01-573-3152
NSN 6650-01-383-4526
NSN 6240-01-542-7239
NSN 5985-01-065-0959
NSN 5960-01-123-8775
NSN 5895-01-057-2925
NSN 6240-01-377-5503
NSN 5998-00-495-1195
NSN 5920-01-010-4855