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 2925-00-265-7539
NSN 6645-00-854-7505
NSN 5996-00-098-3864
NSN 5950-01-070-5458
NSN 6240-01-504-4287
NSN 6145-01-096-8130
NSN 6650-01-014-5990
NSN 6105-01-090-1166
NSN 2925-00-063-5898
NSN 5985-01-192-8734
NSN 6240-00-467-7295
NSN 5999-01-216-2216