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 5925-01-154-2468
NSN 6150-00-827-4861
NSN 4140-00-099-9205
NSN 6220-01-115-3027
NSN 6610-01-353-4883
NSN 6110-00-112-1476
NSN 6650-01-472-0143
NSN 5910-00-612-0064
NSN 5960-00-061-2595
NSN 5975-01-254-6128
NSN 5910-01-121-5518
NSN 4140-01-246-0299