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 5920-01-258-5775
NSN 5945-00-393-1191
NSN 6610-01-572-6625
NSN 6145-00-968-6603
NSN 6110-00-929-3469
NSN 5975-01-315-5462
NSN 5945-01-141-8190
NSN 5895-01-178-6402
NSN 5950-01-570-5389
NSN 2925-01-133-8128
NSN 5920-01-025-5863
NSN 6105-01-522-9244