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 5985-01-271-5624
NSN 5965-01-200-6613
NSN 6240-01-633-9357
NSN 5999-00-046-2388
NSN 5996-00-843-7760
NSN 5855-00-832-9341
NSN 5998-01-285-8874
NSN 5999-00-148-6057
NSN 5960-01-135-5639
NSN 5855-01-447-9165
NSN 5965-00-007-7863
NSN 6130-00-264-1861