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 6220-01-504-1768
NSN 6150-00-842-6719
NSN 5999-00-763-1494
NSN 6105-01-136-3446
NSN 5935-00-954-1610
NSN 6150-00-919-1601
NSN 6645-01-308-0227
NSN 5905-00-266-0948
NSN 5960-01-090-8906
NSN 5935-01-229-2909
NSN 5915-00-797-7693
NSN 5996-00-278-5193