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 5975-01-065-3828
NSN 6620-00-083-3731
NSN 6145-00-208-6843
NSN 6320-00-931-4855
NSN 5990-00-733-2342
NSN 4140-00-892-5952
NSN 6320-01-501-7935
NSN 5998-01-409-2874
NSN 6220-01-487-3904
NSN 5895-00-230-1820
NSN 5935-01-218-2336
NSN 6105-00-193-1662