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 6110-00-756-3784
NSN 5960-01-433-7565
NSN 6150-01-202-0453
NSN 6320-01-078-8257
NSN 5945-01-206-1233
NSN 5835-00-546-4898
NSN 6145-01-348-0938
NSN 5996-00-808-8707
NSN 5935-01-349-5747
NSN 5975-00-175-6696
NSN 5999-01-424-2950
NSN 5960-01-624-1170