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 5998-01-634-0604
NSN 5910-01-605-3393
NSN 6105-00-102-4738
NSN 5915-01-561-2476
NSN 5915-00-726-8758
NSN 5950-01-325-2666
NSN 6105-00-090-3243
NSN 2925-01-285-7163
NSN 5855-01-247-0012
NSN 6650-00-754-2276
NSN 6130-01-634-0603
NSN 6130-00-107-3512