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 5910-00-106-1398
NSN 5915-00-271-2321
NSN 2925-01-116-6838
NSN 5998-01-449-2235
NSN 5945-00-152-4862
NSN 5965-01-032-9146
NSN 5998-01-262-5736
NSN 6320-01-249-3236
NSN 6145-01-648-4219
NSN 6105-00-838-3803
NSN 5835-01-215-5961
NSN 7035-01-310-2587