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 6610-00-701-2600
NSN 5965-00-147-3070
NSN 6220-01-378-6251
NSN 5925-01-618-9330
NSN 6105-00-314-6970
NSN 5998-00-796-4107
NSN 5945-01-104-4926
NSN 6240-01-505-8189
NSN 5925-00-205-2767
NSN 5990-01-056-6413
NSN 6650-00-135-7484
NSN 5920-01-360-2305