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 6320-01-411-7469
NSN 5985-01-505-8942
NSN 6110-01-068-9241
NSN 5895-01-181-8894
NSN 5915-00-304-8195
NSN 5930-00-814-0366
NSN 6650-01-604-9315
NSN 5935-01-352-5858
NSN 5835-01-185-1102
NSN 6110-01-489-5482
NSN 6130-00-178-0716
NSN 6135-00-917-1894