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: Articles of aluminum nesoi
NSN 5855-00-149-0766
NSN 7035-00-392-5417
NSN 6110-00-766-0886
NSN 5999-01-361-8950
NSN 6145-00-490-9180
NSN 5910-01-277-2913
NSN 5960-00-104-2740
NSN 4140-01-448-0733
NSN 6145-00-301-9124
NSN 5999-01-433-0666
NSN 5935-00-111-1984
NSN 5925-00-493-5918