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 6320-00-139-1090
NSN 5945-01-016-0997
NSN 5915-01-208-7281
NSN 6320-01-006-6138
NSN 6240-00-725-2274
NSN 5965-00-523-5647
NSN 5905-00-619-8155
NSN 6610-01-248-4339
NSN 5945-00-300-0903
NSN 6240-01-420-9255
NSN 5925-01-457-9113
NSN 5960-01-124-4144