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 2925-01-481-7170
NSN 6130-01-020-9004
NSN 5925-01-124-0156
NSN 5835-01-014-4574
NSN 5960-01-158-9166
NSN 5835-00-389-2816
NSN 6610-01-149-4753
NSN 5998-01-465-8921
NSN 6110-00-146-2114
NSN 6150-00-890-8294
NSN 5996-00-712-7536
NSN 6220-00-945-4574