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 6650-00-095-6490
NSN 6685-00-173-3848
NSN 6645-01-605-8796
NSN 5945-00-480-7334
NSN 5910-00-646-4973
NSN 5960-01-342-1961
NSN 5895-00-455-0248
NSN 5965-00-285-0745
NSN 6145-00-156-4394
NSN 5835-01-502-9228
NSN 6650-01-435-2994
NSN 7035-00-902-8995