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 5950-00-701-0857
NSN 5945-00-840-7055
NSN 5915-01-550-8217
NSN 6650-01-168-8451
NSN 5920-01-614-7777
NSN 6105-01-146-5335
NSN 6135-00-334-4500
NSN 5835-01-642-4705
NSN 5920-01-045-1484
NSN 6620-00-266-2763
NSN 5990-01-064-1013
NSN 6105-00-394-3485