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 6610-01-204-2571
NSN 5945-01-506-7739
NSN 6145-00-251-3542
NSN 7035-01-107-2811
NSN 5930-01-443-0272
NSN 5930-00-128-8139
NSN 6135-00-945-0015
NSN 5998-01-063-9493
NSN 5985-01-602-8243
NSN 5998-00-927-7736
NSN 5905-01-254-3740
NSN 6610-00-982-6768