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 5960-01-314-6132
NSN 5999-00-642-2866
NSN 5895-01-185-4381
NSN 6145-01-351-1935
NSN 6610-01-269-5437
NSN 5965-00-529-0602
NSN 5910-01-368-1720
NSN 5905-01-182-2424
NSN 5930-01-195-2332
NSN 5835-01-621-2525
NSN 5999-00-862-2395
NSN 6240-01-355-3240