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 5996-01-191-7687
NSN 5950-00-405-4227
NSN 4140-01-087-7607
NSN 7035-01-155-9025
NSN 5965-01-415-2898
NSN 5945-01-456-7212
NSN 2925-00-983-7521
NSN 6110-01-379-8526
NSN 6240-00-021-1296
NSN 5835-00-912-5656
NSN 5895-01-125-3872
NSN 6135-00-315-1187