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 2925-01-612-0405
NSN 5985-01-322-8571
NSN 5985-01-123-9484
NSN 5905-01-046-4581
NSN 5990-01-294-6198
NSN 5998-01-371-2527
NSN 6685-01-043-7538
NSN 6110-01-653-3374
NSN 5999-01-552-3274
NSN 6620-01-488-6479
NSN 5855-01-585-1675
NSN 5985-01-125-9657