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 5998-00-734-5346
NSN 6650-00-767-7597
NSN 2925-01-267-1598
NSN 5920-00-081-0537
NSN 4140-01-181-4485
NSN 6130-00-170-4844
NSN 6110-01-590-2904
NSN 6110-01-037-7368
NSN 6620-01-139-6455
NSN 5855-00-058-1293
NSN 6645-01-063-8243
NSN 6610-01-075-5821