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 5855-01-191-3404
NSN 6145-01-547-5364
NSN 6135-00-891-4944
NSN 6610-00-658-8359
NSN 5855-00-688-9954
NSN 5999-01-302-9221
NSN 6130-01-633-7213
NSN 5835-00-196-9771
NSN 5925-01-348-3813
NSN 6610-01-389-3082
NSN 5950-00-921-4256
NSN 6145-01-452-5841