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 6145-01-326-9290
NSN 6150-00-258-3016
NSN 5960-01-026-4666
NSN 5990-00-831-5359
NSN 6240-00-966-3831
NSN 6685-01-570-9579
NSN 5990-00-412-0019
NSN 5935-01-579-2880
NSN 6650-01-062-8105
NSN 5999-01-285-2469
NSN 5855-01-283-3730
NSN 5925-00-064-1155