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 5915-01-318-3939
NSN 2925-01-004-5627
NSN 6135-01-504-4309
NSN 5835-01-424-0054
NSN 5950-01-093-0827
NSN 5935-00-976-0198
NSN 5999-01-147-8569
NSN 6110-00-401-1723
NSN 6220-01-207-8068
NSN 6610-01-535-0310
NSN 7035-01-652-8959
NSN 6685-00-435-9487