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 5990-01-364-0813
NSN 6645-01-479-5364
NSN 6620-01-236-0138
NSN 6610-01-096-8746
NSN 5925-01-186-4604
NSN 6145-00-203-7776
NSN 5920-00-139-3736
NSN 6610-00-031-1206
NSN 5855-01-535-6275
NSN 5855-01-327-6678
NSN 5855-01-074-3335
NSN 6320-00-779-5923