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 7035-01-547-9632
NSN 5930-00-163-7771
NSN 5855-00-327-2112
NSN 5895-01-149-6333
NSN 6645-01-529-8822
NSN 6135-00-968-8594
NSN 5975-01-124-1545
NSN 5930-00-151-4787
NSN 5910-00-227-7884
NSN 5915-00-802-3442
NSN 5945-01-378-6860
NSN 5915-00-685-8615