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 6130-01-406-3204
NSN 6110-00-916-9582
NSN 5905-00-247-8718
NSN 6645-01-388-0391
NSN 5999-01-513-8019
NSN 5965-01-515-2009
NSN 5855-01-128-1762
NSN 5985-01-168-7839
NSN 4140-00-820-1173
NSN 5935-01-396-4919
NSN 7035-00-763-6180
NSN 5990-01-116-2181