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 5935-01-050-3926
NSN 5960-01-441-7047
NSN 5895-00-468-4103
NSN 5965-01-063-7894
NSN 6135-01-645-4653
NSN 6130-00-156-4550
NSN 7035-01-194-9482
NSN 5910-00-187-5750
NSN 6220-01-398-0614
NSN 5915-01-604-1320
NSN 5925-01-364-0771
NSN 6150-01-463-8872