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 5950-00-488-9815
NSN 6135-01-463-2445
NSN 6650-01-619-4030
NSN 4140-00-981-8580
NSN 5895-00-637-2658
NSN 5920-00-339-0338
NSN 6110-00-669-6586
NSN 6650-01-278-2151
NSN 5935-01-420-3074
NSN 5996-01-354-9386
NSN 5855-01-258-5161
NSN 5975-00-553-7151