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 5855-00-482-9876
NSN 6650-01-033-2979
NSN 5905-00-877-0700
NSN 5996-01-074-1634
NSN 6320-01-349-5515
NSN 5998-00-597-7175
NSN 6110-00-442-7657
NSN 5990-00-962-2806
NSN 6220-00-151-7539
NSN 2925-01-068-3844
NSN 6645-01-420-6804
NSN 5999-00-088-5855