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 5945-01-146-1955
NSN 6650-01-062-0828
NSN 5990-01-206-3606
NSN 5999-01-215-1038
NSN 5998-00-661-0380
NSN 6110-00-391-8932
NSN 6110-00-101-9821
NSN 5920-01-593-4322
NSN 5950-01-501-1526
NSN 5935-00-454-8690
NSN 6130-01-545-0871
NSN 5985-00-389-9237