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 5930-01-310-8502
NSN 5930-00-927-2072
NSN 6240-01-632-2700
NSN 5930-01-502-7441
NSN 4140-00-295-0787
NSN 6150-00-626-6656
NSN 5915-01-518-0273
NSN 5895-00-596-8678
NSN 6620-00-922-2828
NSN 5985-00-964-3547
NSN 5930-00-408-3810
NSN 6620-00-965-9841