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.
NSN 5950-00-317-8257
NSN 5910-01-242-4291
NSN 4140-00-169-6428
NSN 5835-01-459-7428
NSN 5930-00-258-7450
NSN 6110-01-418-2578
NSN 6145-00-738-5601
NSN 5975-01-203-2163
NSN 5925-01-350-1847
NSN 6220-01-208-0989
NSN 5985-01-383-9867
NSN 6130-01-370-8707