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 5930-00-370-3161
NSN 6150-01-373-8628
NSN 5930-01-296-9825
NSN 5990-01-516-9665
NSN 6145-01-570-7460
NSN 5905-00-323-1272
NSN 5999-01-075-0649
NSN 6620-01-193-9846
NSN 5996-00-428-8130
NSN 5985-01-135-0742
NSN 5905-01-349-4168
NSN 6650-01-406-1828