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 5945-01-062-0206
NSN 5990-00-513-5328
NSN 6650-01-136-5230
NSN 6150-01-247-8061
NSN 6135-00-676-5807
NSN 4140-01-429-4795
NSN 6645-01-244-4881
NSN 5998-01-312-1750
NSN 5945-00-666-4700
NSN 6110-01-230-2637
NSN 6145-01-539-8674
NSN 6130-00-479-0461