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 6130-01-512-0767
NSN 6145-01-551-7902
NSN 5996-01-330-7842
NSN 6610-01-341-1598
NSN 6220-00-397-6910
NSN 5895-00-051-8347
NSN 5945-01-477-4768
NSN 6220-00-919-8172
NSN 6145-01-170-8585
NSN 5990-00-900-4459
NSN 5910-00-290-5939
NSN 6610-01-518-8344