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.
NSN 6240-01-174-1907
NSN 6685-00-194-1710
NSN 6150-00-155-3578
NSN 5965-00-170-8676
NSN 5915-00-402-4344
NSN 6645-01-281-7254
NSN 7035-00-392-5417
NSN 7035-00-445-9657
NSN 5835-01-070-1882
NSN 5905-01-011-5439
NSN 5935-01-292-0629
NSN 4140-01-441-8759