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 5999-00-646-7998
NSN 5960-00-570-6986
NSN 5960-01-022-4895
NSN 5998-00-140-1781
NSN 6620-00-836-0399
NSN 6620-00-443-7587
NSN 5930-01-461-9864
NSN 5925-01-202-0983
NSN 6320-00-994-0179
NSN 5960-00-611-7175
NSN 6105-00-204-5497
NSN 5935-01-597-3391