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 5835-00-180-7555
NSN 6220-00-678-9075
NSN 5895-01-197-7401
NSN 6620-00-553-8854
NSN 6105-00-985-8380
NSN 5855-00-446-5921
NSN 5996-01-364-1074
NSN 6620-01-574-1862
NSN 6620-00-572-8787
NSN 5950-01-553-1978
NSN 5930-00-169-3813
NSN 6240-00-322-9928