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 4140-01-383-0128
NSN 5935-00-129-3211
NSN 6240-01-497-0370
NSN 6130-00-911-6523
NSN 5910-01-082-2055
NSN 6110-00-036-6386
NSN 6105-01-596-7746
NSN 6620-01-063-9054
NSN 6685-00-405-4991
NSN 5935-00-142-1558
NSN 5975-00-528-9774
NSN 5835-01-641-0073