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 5985-00-255-6279
NSN 5950-00-391-2458
NSN 6620-01-124-0947
NSN 5910-01-348-4214
NSN 6685-01-429-3274
NSN 6650-01-197-0587
NSN 5910-01-071-0279
NSN 6220-01-185-1136
NSN 5945-00-342-9593
NSN 5996-00-929-2216
NSN 5895-00-228-6482
NSN 5945-01-320-3563