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 4140-01-373-7044
NSN 5910-00-068-5929
NSN 6130-01-077-4565
NSN 6650-01-566-1573
NSN 6650-01-398-7323
NSN 6135-00-542-6216
NSN 5915-00-520-3852
NSN 5855-01-257-5338
NSN 4140-01-633-9895
NSN 6645-00-505-6026
NSN 6620-00-203-9466
NSN 5950-01-425-2163