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 5996-00-155-9309
NSN 6110-00-150-7844
NSN 6320-00-261-9136
NSN 6650-01-014-9299
NSN 6220-00-994-5033
NSN 6240-01-390-1705
NSN 7035-00-117-0418
NSN 5855-01-147-6024
NSN 6110-01-633-9660
NSN 5910-01-200-2080
NSN 5996-01-184-5035
NSN 5925-01-317-1824