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 5925-01-593-1220
NSN 5996-01-188-3831
NSN 5930-01-634-0659
NSN 5935-01-047-3268
NSN 6110-01-421-2714
NSN 6110-01-258-8960
NSN 6150-01-590-6423
NSN 6645-00-936-9111
NSN 5998-00-600-5533
NSN 5835-00-322-3424
NSN 5999-01-462-1935
NSN 6610-01-344-0972