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 5998-01-202-4251
NSN 5945-01-115-1890
NSN 5935-01-367-3109
NSN 5835-01-546-2008
NSN 5910-01-014-7765
NSN 5835-00-759-1109
NSN 6650-01-318-9413
NSN 6650-01-406-5322
NSN 5895-00-915-0873
NSN 5998-01-237-9356
NSN 5975-01-317-0570
NSN 6650-00-804-2039