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 5910-01-557-8323
NSN 5999-00-842-3847
NSN 5990-00-293-6031
NSN 5925-01-600-2173
NSN 5960-01-241-0105
NSN 6220-00-322-2678
NSN 6620-00-400-4237
NSN 5905-01-046-2864
NSN 6135-00-913-2062
NSN 5835-01-133-6485
NSN 5835-00-446-2944
NSN 5999-01-343-0761