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 5855-00-405-4532
NSN 5920-01-495-1268
NSN 5996-01-426-1920
NSN 6145-01-510-2949
NSN 6130-01-073-9744
NSN 5835-00-644-4512
NSN 5999-00-150-4739
NSN 5998-00-738-7731
NSN 5965-00-775-6496
NSN 5915-01-276-3800
NSN 2925-01-180-7793
NSN 6610-01-312-3032