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.
NSN 4140-01-094-6836
NSN 4140-01-025-9699
NSN 5960-01-509-8779
NSN 5905-01-631-4392
NSN 5835-01-485-0210
NSN 5965-01-354-4387
NSN 5990-00-254-4825
NSN 2925-01-600-2309
NSN 5935-01-308-7485
NSN 6220-01-083-7596
NSN 2925-00-735-4979
NSN 6110-00-174-1653