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 5915-00-348-2624
NSN 6145-01-364-7837
NSN 6135-01-272-6039
NSN 6320-00-583-3104
NSN 5915-01-225-0669
NSN 5998-01-656-0345
NSN 6220-01-053-7829
NSN 5998-00-233-5831
NSN 6145-01-033-6068
NSN 5855-00-107-7993
NSN 5945-00-528-8352
NSN 6650-00-170-5095