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 5960-00-827-1201
NSN 5975-00-156-0416
NSN 6145-00-161-2394
NSN 6685-01-363-9359
NSN 2925-00-142-8733
NSN 7035-01-329-8932
NSN 5975-01-380-6878
NSN 5996-00-944-4959
NSN 6220-01-536-1965
NSN 5975-01-495-1733
NSN 5990-00-841-3396
NSN 2925-00-835-6711