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 5905-01-048-4469
NSN 5910-01-534-7699
NSN 6610-00-905-6780
NSN 5999-00-597-5054
NSN 6135-00-593-6831
NSN 6650-01-324-4726
NSN 5855-00-310-2740
NSN 6620-01-633-8443
NSN 6130-01-053-9449
NSN 6105-01-500-0891
NSN 6610-01-304-3226
NSN 6645-01-370-4259