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.
NSN 6610-01-294-5666
NSN 5835-01-392-7683
NSN 5930-01-173-0328
NSN 5930-01-058-8498
NSN 5945-01-206-1155
NSN 6240-00-717-0844
NSN 6320-01-600-5808
NSN 6150-00-399-1431
NSN 5905-01-127-4512
NSN 6150-01-351-6898
NSN 5895-01-437-2280
NSN 5895-01-231-5803