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 5855-01-379-3160
NSN 5930-01-542-9578
NSN 6620-01-345-9488
NSN 5920-00-629-0442
NSN 6220-01-061-7644
NSN 5985-00-382-7242
NSN 5905-01-408-7477
NSN 5905-01-450-4215
NSN 5998-01-128-2386
NSN 2925-00-134-4827
NSN 5925-00-107-2688
NSN 6145-00-115-1845