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 2925-00-592-2819
NSN 6650-01-633-0333
NSN 5950-00-155-8340
NSN 6610-01-241-9120
NSN 5965-00-780-5445
NSN 5975-01-604-7046
NSN 6620-00-266-2763
NSN 5855-00-548-4742
NSN 4140-01-452-2980
NSN 6135-01-478-5598
NSN 6650-01-133-7806
NSN 5930-01-573-7265