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 6610-01-406-0147
NSN 5855-00-256-5562
NSN 4140-01-460-5968
NSN 5925-01-431-8886
NSN 5920-01-646-3582
NSN 5855-01-609-9767
NSN 5999-00-042-9561
NSN 6150-01-601-7355
NSN 6220-01-612-8224
NSN 5835-01-347-8714
NSN 5920-01-267-1417
NSN 5965-00-079-2360