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 2925-01-603-6379
NSN 5835-00-647-2104
NSN 5945-01-597-1462
NSN 6105-00-478-1820
NSN 5925-01-318-4436
NSN 4140-00-592-3318
NSN 5999-01-092-4942
NSN 6130-00-845-8986
NSN 6240-00-580-0666
NSN 5965-00-553-6898
NSN 5855-01-054-9014
NSN 5950-00-507-3649