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 5855-00-149-0766
NSN 6645-00-911-2999
NSN 5930-00-081-0362
NSN 5905-00-253-3461
NSN 5925-00-257-7072
NSN 6150-00-567-4020
NSN 2925-01-481-7170
NSN 5965-01-100-2591
NSN 6110-01-352-4537
NSN 5895-00-385-9003
NSN 2925-00-964-7128
NSN 6105-01-235-2910