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 5905-00-170-1869
NSN 5990-01-631-5537
NSN 5935-00-074-9181
NSN 5999-01-036-5755
NSN 6610-01-387-7517
NSN 5835-00-707-6266
NSN 5945-00-106-7272
NSN 6110-00-912-4043
NSN 6150-00-987-5809
NSN 5935-01-512-2181
NSN 5910-01-326-4315
NSN 6320-01-438-6280