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.
Classification: Articles of aluminum nesoi
NSN 5935-01-119-3694
NSN 5990-00-510-2098
NSN 5935-01-519-9349
NSN 4140-01-406-5344
NSN 6610-00-561-4730
NSN 5935-00-115-2435
NSN 6685-01-013-8915
NSN 5965-01-222-1420
NSN 5855-00-151-3853
NSN 5905-01-378-2638
NSN 5920-01-610-8905
NSN 5855-00-237-4088