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 4140-00-260-9521
NSN 6145-01-592-4223
NSN 6150-00-977-2425
NSN 6320-01-612-7035
NSN 6620-01-643-3048
NSN 6645-01-110-4491
NSN 5985-00-268-3778
NSN 6620-01-036-6687
NSN 5996-01-096-8721
NSN 5905-01-586-0264
NSN 7035-00-631-3782
NSN 6145-01-238-0734