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 6650-00-299-9681
NSN 6650-00-754-2276
NSN 6150-00-549-9779
NSN 6130-00-112-0716
NSN 5985-01-428-9394
NSN 5990-00-066-2217
NSN 5975-00-711-8805
NSN 5975-00-165-3432
NSN 5999-01-416-9322
NSN 6650-01-418-0790
NSN 5975-01-477-5549
NSN 6650-01-426-4253