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: Articles of aluminum nesoi
NSN 5945-01-020-6816
NSN 5855-00-149-0766
NSN 6130-01-389-9547
NSN 4140-01-313-2455
NSN 5945-01-069-2998
NSN 6105-00-900-4143
NSN 6220-01-190-6307
NSN 5965-01-588-2705
NSN 5965-01-182-5768
NSN 6320-01-624-0193
NSN 5835-00-969-5771
NSN 5998-01-586-5962