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 5895-01-371-2688
NSN 5975-00-922-0955
NSN 5905-00-276-1918
NSN 5915-01-444-9647
NSN 5930-01-377-5263
NSN 6240-01-358-9980
NSN 5945-00-455-4556
NSN 6145-00-187-6405
NSN 5965-01-569-3332
NSN 5990-00-366-0112
NSN 5915-00-117-7066
NSN 6130-00-067-4097