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 5998-01-378-4187
NSN 7035-01-013-0934
NSN 6620-01-315-1857
NSN 5950-00-727-7958
NSN 5935-01-431-9736
NSN 6110-01-209-9964
NSN 6110-01-131-9338
NSN 6645-01-423-4617
NSN 5965-01-462-2291
NSN 5935-01-498-8518
NSN 5915-01-502-2882
NSN 6220-01-106-3215