Both sides polished
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 5910-01-434-1657
NSN 6130-01-577-7065
NSN 5985-01-254-4081
NSN 6110-01-633-9660
NSN 5920-00-506-1790
NSN 5996-00-163-4950
NSN 6150-01-606-7814
NSN 5960-01-464-9605
NSN 5960-00-581-8342
NSN 5915-01-657-5754
NSN 2925-01-364-7926
NSN 6240-01-019-1997