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 6240-00-617-9599
NSN 6620-01-152-9453
NSN 6145-01-214-8810
NSN 5910-00-167-1728
NSN 6110-01-463-7582
NSN 5990-01-094-7740
NSN 5985-00-376-5682
NSN 5990-01-316-6344
NSN 5835-00-924-4268
NSN 5965-01-147-5847
NSN 6650-00-901-4914
NSN 2925-01-440-9912