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 6240-00-254-8624
NSN 6130-01-569-7168
NSN 6685-01-160-5421
NSN 6150-00-905-6070
NSN 6130-00-387-2051
NSN 6645-00-099-6913
NSN 5895-01-589-5334
NSN 5975-01-486-6721
NSN 5920-00-294-0753
NSN 6240-01-294-4536
NSN 5895-00-884-0025
NSN 5990-01-040-1320