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 6145-00-275-4046
NSN 6130-01-445-7515
NSN 2925-01-386-7392
NSN 2925-01-368-1333
NSN 5945-00-553-9963
NSN 5910-00-594-7986
NSN 4140-01-171-0785
NSN 5950-01-326-6832
NSN 5905-01-181-8066
NSN 5910-01-328-3348
NSN 5920-01-158-2684
NSN 6135-01-203-9977