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 6685-01-144-2802
NSN 6150-01-343-6404
NSN 5965-01-350-5105
NSN 6685-00-409-1621
NSN 5910-00-050-9123
NSN 6620-01-457-9476
NSN 5950-00-646-9176
NSN 5960-00-264-5233
NSN 7035-01-412-8322
NSN 6620-01-656-3306
NSN 5990-00-633-2774
NSN 5920-00-541-1119