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 5996-01-420-7585
NSN 6645-01-590-0788
NSN 6130-00-725-2328
NSN 5910-00-170-7914
NSN 6685-01-492-7882
NSN 5855-01-618-1921
NSN 4140-01-240-1116
NSN 5990-01-392-2210
NSN 6130-01-546-2495
NSN 5930-00-201-1229
NSN 5855-00-560-0110
NSN 5935-01-584-2066