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 5950-01-233-2504
NSN 5935-01-309-6124
NSN 6110-00-733-6168
NSN 6220-01-341-5322
NSN 6620-00-247-7427
NSN 6610-01-459-8690
NSN 6645-01-425-2330
NSN 7035-00-104-7613
NSN 6220-00-098-7923
NSN 5935-01-153-2662
NSN 6650-01-013-9334
NSN 5996-01-040-2606