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 5920-01-534-3806
NSN 5998-00-633-5169
NSN 5990-00-952-0696
NSN 6135-01-521-0378
NSN 6220-01-152-2637
NSN 5975-01-245-0303
NSN 5920-00-501-7834
NSN 5915-01-144-1602
NSN 5910-01-299-9754
NSN 5975-01-126-6588
NSN 5835-01-133-6485
NSN 6135-00-497-0491