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 5945-01-476-0688
NSN 5935-01-230-3187
NSN 6650-01-079-9838
NSN 4140-01-124-8904
NSN 5925-00-964-9654
NSN 5975-00-683-3945
NSN 5965-01-199-4242
NSN 5910-01-386-3191
NSN 6130-01-408-1167
NSN 5975-00-852-4813
NSN 5999-01-259-5632
NSN 5855-01-488-6571