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 5930-00-868-4490
NSN 5999-00-755-9704
NSN 5985-01-086-8396
NSN 5905-00-370-2468
NSN 6220-01-327-4054
NSN 6620-01-036-6687
NSN 5835-00-092-1136
NSN 6150-00-465-9210
NSN 5920-01-513-5847
NSN 6610-01-659-3277
NSN 5895-01-487-5601
NSN 4140-01-347-3344