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 5990-01-259-7138
NSN 7035-00-679-9027
NSN 6105-01-427-2336
NSN 5965-01-208-6903
NSN 6130-01-142-1308
NSN 5945-01-469-7002
NSN 5965-00-232-7395
NSN 6620-01-179-4154
NSN 5998-01-599-9343
NSN 5920-00-926-7560
NSN 4140-01-500-6933
NSN 6110-01-345-6626