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 5945-01-492-9907
NSN 6685-01-388-7802
NSN 6620-01-632-9143
NSN 5835-01-544-5183
NSN 5930-01-317-5636
NSN 6650-00-242-7961
NSN 6650-01-152-0665
NSN 5915-00-597-0038
NSN 4140-01-359-5302
NSN 5910-01-441-9868
NSN 6610-01-356-3435
NSN 5915-00-914-5341