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 5930-00-566-1639
NSN 6685-01-227-6785
NSN 5935-01-123-8514
NSN 5998-01-592-2771
NSN 4140-00-337-3606
NSN 6320-01-021-6633
NSN 6220-00-909-7239
NSN 6645-01-163-6144
NSN 5855-00-832-9341
NSN 5915-00-146-1234
NSN 6110-01-209-9964
NSN 6620-00-394-1812