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 5999-00-664-1818
NSN 5945-01-363-0885
NSN 5920-00-709-7835
NSN 5930-01-131-4098
NSN 5835-01-013-9321
NSN 5999-01-133-5518
NSN 5915-00-126-6627
NSN 5965-00-013-1278
NSN 5990-01-442-3520
NSN 6645-01-287-5239
NSN 5945-01-443-4022
NSN 5935-01-539-7248