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 5998-01-181-3660
NSN 6145-01-106-1252
NSN 5998-01-391-6252
NSN 5998-01-278-9364
NSN 5990-01-121-1175
NSN 5835-01-193-6192
NSN 5950-00-155-4753
NSN 6650-01-633-9147
NSN 5975-01-257-2082
NSN 6105-01-476-2488
NSN 5920-01-442-8734
NSN 6150-00-849-7862