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 5945-01-123-9481
NSN 6145-00-156-4394
NSN 6110-00-263-6664
NSN 5905-00-998-5650
NSN 5915-00-883-4374
NSN 5990-01-168-6797
NSN 6130-00-992-2294
NSN 5996-00-882-9768
NSN 5960-01-174-6975
NSN 6645-01-039-0058
NSN 5996-01-105-0382
NSN 5990-01-287-9447