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 6650-00-197-7563
NSN 5998-01-400-1786
NSN 5905-00-754-3327
NSN 5998-00-522-3771
NSN 6650-01-258-0811
NSN 5965-01-633-7662
NSN 5930-00-501-2086
NSN 5996-00-185-1372
NSN 6685-01-188-4653
NSN 5950-01-474-6085
NSN 5945-01-437-6164
NSN 6145-01-498-9557