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 6320-01-624-0193
NSN 6105-01-317-0841
NSN 6240-01-461-3129
NSN 5999-01-634-0576
NSN 5975-00-952-1791
NSN 4140-00-269-5795
NSN 6130-01-381-7103
NSN 5998-01-444-1754
NSN 2925-01-264-4092
NSN 5935-01-359-0541
NSN 7035-01-070-1175
NSN 6240-00-189-2762