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 6645-01-537-9415
NSN 6620-01-551-7922
NSN 2925-01-247-8058
NSN 6610-00-797-1417
NSN 2925-01-618-5706
NSN 5998-00-378-1377
NSN 4140-01-036-1069
NSN 6610-00-870-4325
NSN 6110-01-053-6492
NSN 5950-01-551-0590
NSN 5895-01-330-9179
NSN 5985-00-205-2922