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 5925-00-608-0973
NSN 6130-01-113-2145
NSN 6610-01-020-0586
NSN 5930-01-209-5484
NSN 5975-01-006-6536
NSN 5996-00-613-1761
NSN 6220-00-181-4643
NSN 6150-01-537-0939
NSN 5920-01-099-4971
NSN 4140-01-564-7065
NSN 5895-01-334-6577
NSN 5895-01-325-5598