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 5855-01-442-5401
NSN 5855-01-609-7173
NSN 5945-00-331-1667
NSN 5915-00-913-5603
NSN 5996-00-172-6149
NSN 5960-01-204-5820
NSN 6240-00-235-5159
NSN 5985-00-179-7903
NSN 6105-00-171-6521
NSN 6130-00-301-1185
NSN 5910-01-096-3434
NSN 5996-01-310-6240