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 6110-00-021-6696
NSN 5960-01-224-7151
NSN 5920-00-998-9528
NSN 5915-00-459-0855
NSN 6645-01-392-2022
NSN 6650-01-587-5867
NSN 5999-00-726-2500
NSN 5855-00-925-0114
NSN 6610-01-536-4056
NSN 5985-01-632-2044
NSN 6130-01-268-2841
NSN 7035-01-540-7316