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 5985-01-171-8601
NSN 5998-01-202-9214
NSN 5930-00-477-0021
NSN 5855-00-411-8688
NSN 6645-00-733-9341
NSN 6645-01-542-1472
NSN 5920-01-381-3115
NSN 5990-01-044-1271
NSN 5996-01-391-7489
NSN 5920-01-656-7584
NSN 6145-01-615-8298
NSN 5935-00-018-1943