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 6645-00-269-8440
NSN 6130-01-099-9800
NSN 5996-00-383-6173
NSN 5990-00-010-1413
NSN 5855-01-432-2487
NSN 5930-00-363-6599
NSN 5835-01-576-9013
NSN 5965-01-060-2558
NSN 5920-01-278-0600
NSN 6145-01-255-2751
NSN 5990-01-628-8188
NSN 5999-00-469-1052