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 5835-01-484-1362
NSN 5915-01-408-2936
NSN 5950-00-065-5995
NSN 5975-00-900-6083
NSN 5998-01-026-4907
NSN 5975-00-833-9596
NSN 5905-00-023-4150
NSN 5935-01-459-3545
NSN 6610-00-734-5976
NSN 6620-00-581-8984
NSN 5945-00-903-7498
NSN 6645-00-171-9639