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 5920-00-913-0475
NSN 5998-00-223-5443
NSN 5910-01-328-3654
NSN 6135-01-251-2095
NSN 5915-01-025-6169
NSN 2925-01-330-2988
NSN 6105-01-025-4080
NSN 6645-01-056-5291
NSN 7035-00-104-7613
NSN 6130-01-391-8452
NSN 5905-01-039-8979
NSN 6610-00-408-4775