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.
Classification: Articles of lead, nesoi
NSN 4140-01-142-3192
NSN 5925-00-192-9630
NSN 4140-01-503-0034
NSN 5999-00-251-1474
NSN 5925-00-246-4645
NSN 5925-00-264-6256
NSN 5998-01-474-0809
NSN 4140-01-441-9170
NSN 5945-01-137-4092
NSN 5960-00-089-6651
NSN 6105-01-634-0322
NSN 5915-01-368-0673