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 5999-00-596-8745
NSN 5996-00-186-8709
NSN 5985-00-291-1140
NSN 5905-00-263-3453
NSN 6150-00-450-7697
NSN 5910-01-243-6766
NSN 4140-01-652-0207
NSN 5998-00-929-1926
NSN 6130-01-400-1385
NSN 5855-00-411-8688
NSN 6320-01-519-8767
NSN 5998-00-443-3656