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 5915-01-352-5150
NSN 5910-01-257-4006
NSN 6650-01-604-6246
NSN 5999-01-054-4359
NSN 5855-01-177-4751
NSN 5895-00-354-1614
NSN 5950-01-022-7168
NSN 4140-00-797-7765
NSN 6150-00-832-6956
NSN 5930-01-329-1270
NSN 5935-01-386-3736
NSN 5985-00-410-3485