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 6650-00-233-0705
NSN 6150-01-193-7102
NSN 6220-01-013-9498
NSN 6145-01-298-4872
NSN 5905-01-516-8932
NSN 6240-01-621-2774
NSN 5915-01-279-5875
NSN 6105-01-100-3129
NSN 6685-01-105-1356
NSN 5835-01-336-1153
NSN 5915-01-422-2014
NSN 6685-01-192-6928