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 6620-00-542-1579
NSN 5920-00-755-6265
NSN 6645-01-426-3378
NSN 5950-01-152-9094
NSN 5910-00-599-8139
NSN 5960-01-583-4737
NSN 6645-00-451-6462
NSN 7035-01-295-1609
NSN 5835-00-406-8460
NSN 5985-00-400-5946
NSN 6220-00-857-2958
NSN 5996-01-487-4377