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 5910-01-646-6869
NSN 5965-01-276-9586
NSN 5999-01-528-8699
NSN 5998-00-043-2185
NSN 5990-01-649-4647
NSN 5999-01-504-6541
NSN 5965-01-399-8454
NSN 6645-01-650-0023
NSN 5960-01-599-9821
NSN 6105-01-602-5231
NSN 5835-00-153-4100
NSN 6130-01-044-5436