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 6130-01-400-6123
NSN 5975-01-645-2641
NSN 7035-01-265-0216
NSN 6110-01-446-3282
NSN 6685-01-300-6775
NSN 5895-01-516-5536
NSN 6105-01-514-7310
NSN 5999-01-237-6638
NSN 6650-01-449-0702
NSN 5998-01-371-2527
NSN 5999-01-629-9488
NSN 5920-01-358-2518