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 6220-00-526-7639
NSN 5985-01-556-1850
NSN 6135-00-299-6918
NSN 5975-01-087-3789
NSN 5990-01-267-6971
NSN 5998-01-134-2046
NSN 6130-01-267-2767
NSN 5965-00-949-1599
NSN 6105-01-604-8621
NSN 6650-00-078-5773
NSN 5930-00-531-6219
NSN 5835-00-823-6116