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: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 5855-01-625-8679
NSN 5895-00-405-5672
NSN 5998-01-629-2388
NSN 5945-00-652-1955
NSN 5996-00-897-8867
NSN 6220-01-583-8461
NSN 4140-01-571-7913
NSN 5999-01-039-4185
NSN 5905-01-622-7165
NSN 6150-01-398-8973
NSN 6320-00-779-5923
NSN 5915-01-142-2018