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 6130-01-594-7668
NSN 6320-00-360-1744
NSN 5985-01-077-5715
NSN 6645-01-162-4509
NSN 5998-00-069-0318
NSN 5996-01-394-5768
NSN 6645-00-460-0528
NSN 5999-00-814-2526
NSN 6610-01-371-3006
NSN 5960-00-469-8639
NSN 6620-01-202-7415
NSN 5998-01-392-1137