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 6220-00-346-0738
NSN 6610-01-568-8732
NSN 6610-01-029-8749
NSN 6240-01-170-0704
NSN 5998-00-422-5407
NSN 5915-01-196-7365
NSN 2925-00-707-6770
NSN 5975-01-448-6395
NSN 6105-01-025-1497
NSN 6145-00-538-8506
NSN 5895-01-186-2546
NSN 7035-01-455-7277