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.
NSN 6650-01-139-0022
NSN 6320-00-731-6134
NSN 6645-01-633-1852
NSN 5920-01-461-7676
NSN 4140-00-478-6199
NSN 7035-01-158-7673
NSN 7035-01-469-0109
NSN 6685-01-148-7073
NSN 5835-00-174-7763
NSN 5925-01-020-7706
NSN 5960-00-686-0559
NSN 5925-01-201-4413