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: Articles of aluminum nesoi
NSN 5998-00-704-4404
NSN 6320-00-790-4844
NSN 5935-01-365-0108
NSN 5950-00-359-9607
NSN 5996-01-422-3087
NSN 5935-00-408-0435
NSN 7035-01-227-2546
NSN 5905-01-309-6833
NSN 5950-01-495-8018
NSN 5945-01-178-5177
NSN 5935-00-018-7343
NSN 5950-01-408-5989