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: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 5999-01-112-9393
NSN 5945-01-231-3232
NSN 5996-00-636-4849
NSN 6105-01-424-5518
NSN 6650-01-248-1057
NSN 5930-01-343-6917
NSN 5998-01-034-8874
NSN 5905-00-523-0191
NSN 5960-01-632-6576
NSN 6110-01-516-3094
NSN 5855-01-509-6872
NSN 6110-01-093-8263