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 4140-01-142-3192
NSN 5835-01-581-9433
NSN 2925-00-707-6770
NSN 5960-01-359-6630
NSN 6645-01-581-5214
NSN 5965-00-686-0957
NSN 2925-01-422-1542
NSN 5950-01-376-2008
NSN 7035-01-095-3765
NSN 6105-00-300-3217
NSN 5930-01-180-8215
NSN 6645-01-360-0293