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 6135-01-435-8451
NSN 5925-01-421-5731
NSN 6320-01-046-5228
NSN 5965-00-486-7907
NSN 5930-01-044-6467
NSN 5935-01-288-5645
NSN 5998-00-491-9885
NSN 6105-00-935-0376
NSN 5915-00-932-3040
NSN 4140-01-106-4604
NSN 6105-01-360-9624
NSN 6150-00-599-0721