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 5990-01-453-3552
NSN 4140-01-244-0548
NSN 6145-01-225-6650
NSN 5925-01-323-6491
NSN 5905-00-194-1702
NSN 5835-01-466-5496
NSN 6105-00-235-7982
NSN 5945-01-195-2988
NSN 5999-01-068-3639
NSN 5905-01-318-0078
NSN 6610-01-597-2911
NSN 6320-00-546-9249