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 5990-01-522-6096
NSN 6650-01-303-7964
NSN 6620-00-209-0767
NSN 4140-01-514-7379
NSN 5990-00-224-9408
NSN 5905-00-248-6461
NSN 5950-01-218-6438
NSN 6130-01-540-0782
NSN 6320-00-228-5678
NSN 5945-00-859-0655
NSN 5920-00-221-0877
NSN 5945-01-387-3856