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 aluminum nesoi
NSN 7035-01-388-6943
NSN 6620-01-189-8153
NSN 6150-01-173-0580
NSN 5990-00-518-0684
NSN 7035-00-360-2008
NSN 6650-01-300-1668
NSN 5915-00-756-9678
NSN 5990-01-395-4194
NSN 5915-00-942-2791
NSN 5990-01-481-8441
NSN 5855-01-225-3472
NSN 5945-01-031-0129