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 6650-01-334-2649
NSN 5998-01-139-7382
NSN 6320-01-093-5738
NSN 5975-01-449-1462
NSN 6150-00-276-7483
NSN 6135-01-362-4256
NSN 6650-01-348-5448
NSN 6105-00-241-6205
NSN 6620-01-583-2779
NSN 5915-01-249-0106
NSN 6650-00-531-0314
NSN 6610-01-187-1748