A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6150-01-321-1734
NSN 6145-00-327-4770
NSN 5855-01-406-4821
NSN 5975-01-238-6429
NSN 5935-01-256-4878
NSN 5960-00-064-8972
NSN 5835-01-426-6573
NSN 5996-00-205-2933
NSN 5996-01-249-5067
NSN 6105-00-639-6857
NSN 5960-01-373-7317
NSN 5998-00-919-6134