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 5905-00-326-2002
NSN 6645-01-648-4439
NSN 5998-01-091-6011
NSN 5990-00-052-3143
NSN 6110-01-501-5764
NSN 6650-00-266-6808
NSN 4140-00-155-8012
NSN 5996-01-388-3329
NSN 5960-01-034-6537
NSN 5960-01-495-0859
NSN 5945-01-023-8489
NSN 5990-00-366-0112