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 6620-01-093-7592
NSN 5999-00-554-4285
NSN 5990-00-816-9289
NSN 5990-01-309-0048
NSN 6620-00-586-6460
NSN 5915-01-116-2932
NSN 6150-01-057-2107
NSN 6620-01-363-0499
NSN 6145-01-055-6340
NSN 6320-01-125-3361
NSN 5996-01-285-2353
NSN 6620-01-097-1038