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: Articles of aluminum nesoi
NSN 5996-01-295-1256
NSN 5895-01-518-0588
NSN 5910-01-633-9963
NSN 6610-01-348-5719
NSN 5895-00-038-0847
NSN 6150-01-100-8853
NSN 2925-01-384-4139
NSN 6685-00-246-2365
NSN 5999-01-485-2449
NSN 6610-00-934-0027
NSN 6150-01-543-6141
NSN 5998-01-545-6337