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 5930-01-303-6024
NSN 6320-01-021-6633
NSN 5960-01-328-8248
NSN 5915-00-583-4229
NSN 4140-00-295-0787
NSN 5999-00-457-0574
NSN 6145-01-204-8939
NSN 6145-00-791-3233
NSN 6240-01-428-4402
NSN 6610-01-565-7344
NSN 6320-00-925-0558
NSN 5835-01-076-4091