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 6130-00-862-5516
NSN 5985-01-153-7963
NSN 5855-00-310-2740
NSN 5895-01-015-6247
NSN 5835-00-838-0707
NSN 6130-01-042-4146
NSN 5835-01-412-0344
NSN 5935-01-278-5827
NSN 6145-01-160-7658
NSN 6110-01-419-9778
NSN 5855-01-400-1590
NSN 5990-00-471-4975