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 6240-01-144-5898
NSN 5910-00-064-7706
NSN 6145-00-233-5069
NSN 5990-00-976-2210
NSN 5920-01-425-2336
NSN 2925-01-400-2286
NSN 5925-00-999-9320
NSN 6645-01-579-6304
NSN 6150-00-660-8331
NSN 5835-01-568-7796
NSN 5855-00-973-5717
NSN 5905-00-997-5648