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 6645-00-078-5126
NSN 7035-01-395-7851
NSN 5905-01-620-4194
NSN 6240-00-959-4952
NSN 6220-00-777-7156
NSN 5960-01-029-2940
NSN 4140-00-937-0016
NSN 5855-00-150-1820
NSN 5965-01-104-5102
NSN 5935-01-570-7736
NSN 6645-01-349-1631
NSN 5835-01-383-1313