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 5990-00-813-4553
NSN 5975-00-865-3537
NSN 4140-01-374-2210
NSN 5905-00-294-0927
NSN 5998-00-538-5765
NSN 5925-01-455-9208
NSN 5965-01-495-1170
NSN 5905-01-054-4559
NSN 6620-00-435-5205
NSN 5835-01-531-0379
NSN 5895-00-276-7916
NSN 5920-01-094-7284