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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5998-01-366-1090
NSN 5925-00-458-6973
NSN 6240-00-156-1607
NSN 6240-01-010-2991
NSN 6685-01-370-5258
NSN 6145-01-050-7531
NSN 5990-01-255-7387
NSN 4140-00-135-3821
NSN 6650-01-579-7240
NSN 5930-01-399-4580
NSN 6105-01-609-1144
NSN 6650-00-098-6128