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 iron or steel not wire nesoi
NSN 5975-00-769-3925
NSN 5930-01-442-3075
NSN 5985-01-228-0202
NSN 6130-01-184-8187
NSN 5835-01-257-5342
NSN 6320-01-359-3921
NSN 5998-01-295-3975
NSN 5945-01-206-4520
NSN 5960-01-142-1995
NSN 6150-01-607-0402
NSN 6145-00-489-8902
NSN 5985-01-317-1002