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 6130-00-081-2186
NSN 5835-00-554-0399
NSN 6610-00-086-8036
NSN 5935-01-357-6675
NSN 6130-01-599-6720
NSN 5905-00-269-9673
NSN 5945-00-615-9218
NSN 5930-01-544-6753
NSN 5930-01-264-7400
NSN 6650-00-266-6808
NSN 5930-01-227-2573
NSN 6240-01-360-9575