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 6645-01-633-1852
NSN 5975-01-654-6211
NSN 6110-01-642-9174
NSN 6650-01-422-1037
NSN 5930-01-164-3400
NSN 5915-01-352-9830
NSN 5910-01-343-9257
NSN 5996-00-257-0059
NSN 6320-00-115-0883
NSN 5935-01-482-8021
NSN 4140-01-579-3566
NSN 5835-01-412-0344