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 6150-01-076-4811
NSN 6145-00-177-4731
NSN 6220-00-754-3452
NSN 5910-01-394-5013
NSN 6135-00-583-3966
NSN 6650-00-106-9592
NSN 5975-01-379-8636
NSN 6610-01-141-7014
NSN 6145-01-103-3273
NSN 6135-01-142-6456
NSN 5996-01-408-5632
NSN 5910-00-916-8071