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 5945-01-170-6666
NSN 6135-01-092-4734
NSN 6150-01-364-5550
NSN 5945-01-592-9348
NSN 6145-00-165-3869
NSN 6150-00-063-0827
NSN 5965-01-625-4776
NSN 6220-01-342-3887
NSN 5935-00-036-9196
NSN 6135-01-121-3225
NSN 5999-01-555-8285
NSN 5996-01-146-1390