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 5905-01-092-5272
NSN 5990-00-975-5298
NSN 5996-01-149-2434
NSN 5925-00-414-1433
NSN 6145-01-239-2674
NSN 5905-01-076-4433
NSN 5905-01-103-1736
NSN 5999-01-661-3239
NSN 6620-01-605-2590
NSN 6610-01-050-3075
NSN 5990-00-285-1948
NSN 5998-01-259-5583