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 5990-01-121-1175
NSN 5910-01-577-0389
NSN 7035-01-337-1729
NSN 6685-01-302-9728
NSN 6135-00-269-5843
NSN 6650-00-904-5683
NSN 5895-01-244-2659
NSN 6145-01-360-4335
NSN 6130-01-143-8189
NSN 5950-01-021-6198
NSN 5965-01-125-0268
NSN 6135-01-462-6040