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 6145-00-044-6673
NSN 7035-00-455-7666
NSN 6645-01-571-6404
NSN 5925-00-752-8292
NSN 5835-01-647-0775
NSN 6135-00-050-7189
NSN 5895-00-813-9883
NSN 4140-00-621-9226
NSN 5905-00-866-3392
NSN 6645-01-547-8490
NSN 5935-00-079-0722
NSN 4140-01-094-6836