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 6220-01-174-9498
NSN 4140-00-104-6843
NSN 5950-01-432-4247
NSN 5975-00-572-9118
NSN 6240-00-191-2855
NSN 5905-01-608-8626
NSN 5910-01-434-1657
NSN 5935-01-429-3423
NSN 4140-01-067-4317
NSN 4140-00-696-4556
NSN 6110-00-127-5166
NSN 5965-01-328-9765