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: Other articles of iron or steel not wire nesoi
NSN 5999-01-396-2045
NSN 6145-00-393-4083
NSN 6320-00-456-0836
NSN 5915-01-013-8995
NSN 2925-00-787-1006
NSN 5950-00-938-1117
NSN 6145-01-559-9793
NSN 6145-01-023-7719
NSN 6105-01-529-5705
NSN 5915-00-584-3512
NSN 6220-01-443-3012
NSN 5935-01-485-8368