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 6620-01-168-8450
NSN 5835-00-148-9719
NSN 6645-00-171-9639
NSN 4140-01-575-6951
NSN 6650-00-276-9838
NSN 5950-00-891-8668
NSN 5930-00-196-3849
NSN 5925-01-298-8120
NSN 5920-01-139-4384
NSN 5999-01-201-4933
NSN 5935-00-123-8066
NSN 5855-01-425-1330