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 4140-01-585-6980
NSN 5905-00-501-5646
NSN 5905-01-399-5503
NSN 5895-01-262-2856
NSN 5998-01-483-7467
NSN 5935-01-612-1583
NSN 5998-01-039-2489
NSN 4140-00-173-0706
NSN 5960-00-962-0368
NSN 5930-01-018-2129
NSN 5895-01-522-5665
NSN 5985-01-330-1784