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 6610-01-387-7517
NSN 5945-01-152-7539
NSN 6150-00-938-6031
NSN 6685-00-699-6560
NSN 6105-00-725-0531
NSN 5999-01-228-0744
NSN 5998-01-480-3053
NSN 6650-01-633-9147
NSN 5835-01-464-7038
NSN 5920-01-250-5243
NSN 5960-01-214-4518
NSN 5925-01-379-7484