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 6240-01-654-7974
NSN 6220-00-145-1423
NSN 5925-01-127-5835
NSN 5915-01-152-1907
NSN 5930-01-202-8284
NSN 5925-00-917-3667
NSN 5930-01-346-2736
NSN 5925-01-647-7873
NSN 6645-00-108-6479
NSN 6320-01-064-0372
NSN 6105-01-456-1243
NSN 6240-00-560-5426