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 6145-00-269-4271
NSN 4140-00-195-7336
NSN 5985-00-147-6937
NSN 5910-00-128-7620
NSN 5930-00-167-1811
NSN 2925-00-483-9357
NSN 5835-01-457-7951
NSN 6105-01-595-2000
NSN 5895-01-261-9616
NSN 5998-01-386-7445
NSN 6240-01-388-2413
NSN 6620-00-857-5364