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 6240-01-602-8238
NSN 5998-01-496-9334
NSN 4140-00-325-5395
NSN 6620-01-317-6043
NSN 5920-01-038-1122
NSN 5910-00-165-8538
NSN 5835-00-922-1263
NSN 7035-00-834-2090
NSN 5930-01-186-5181
NSN 5905-01-151-7608
NSN 5935-01-582-8745
NSN 5998-01-273-3874