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 5960-00-055-8010
NSN 2925-01-043-9786
NSN 5930-01-444-2386
NSN 6130-00-530-3737
NSN 5996-01-414-7676
NSN 5930-01-075-5950
NSN 4140-01-463-9299
NSN 6135-00-593-6831
NSN 2925-01-164-9579
NSN 6135-01-294-2131
NSN 6620-01-033-7566
NSN 5925-00-262-6087