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 5998-01-376-5540
NSN 6135-01-235-4168
NSN 5930-01-429-3457
NSN 5910-01-524-4154
NSN 6105-01-443-6858
NSN 5835-00-226-7825
NSN 6110-01-249-0142
NSN 5945-00-553-5210
NSN 6650-01-229-3406
NSN 5920-00-823-6088
NSN 5935-01-364-1338
NSN 5999-01-234-6263