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 5998-01-100-2428
NSN 6110-00-733-8686
NSN 5915-01-557-7909
NSN 5998-00-269-5444
NSN 6650-01-415-3332
NSN 5960-00-548-3072
NSN 6220-00-223-7445
NSN 5935-01-367-7814
NSN 6620-01-476-7355
NSN 5999-01-008-2723
NSN 6130-01-485-0085
NSN 5910-01-155-3133