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 5915-01-437-6552
NSN 5996-00-578-9092
NSN 6650-01-150-5026
NSN 5999-01-244-2506
NSN 5975-00-503-9190
NSN 6620-01-151-2288
NSN 5990-01-331-9438
NSN 6650-01-267-7739
NSN 5950-01-469-7840
NSN 6620-01-476-7355
NSN 6150-01-026-5364
NSN 5930-00-941-6729