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 5920-00-206-3595
NSN 6620-01-502-9104
NSN 5998-01-598-1566
NSN 6645-01-144-6415
NSN 6620-01-600-7483
NSN 5835-01-110-0697
NSN 5960-01-431-4291
NSN 6685-01-462-6053
NSN 6150-00-245-2149
NSN 4140-01-207-1801
NSN 6105-00-021-3666
NSN 4140-01-492-0429