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.
NSN 5895-00-975-2547
NSN 5996-00-264-8929
NSN 6620-01-351-6870
NSN 5999-01-310-7715
NSN 2925-01-250-2731
NSN 6650-00-724-8258
NSN 5920-00-780-5567
NSN 2925-01-301-1727
NSN 5999-01-386-5834
NSN 5925-01-623-5358
NSN 2925-01-462-1620
NSN 6130-01-050-7036