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 6685-01-438-8079
NSN 5996-00-107-2499
NSN 5950-00-869-1335
NSN 5998-00-762-0435
NSN 5835-01-100-3265
NSN 6105-00-506-2331
NSN 5855-01-561-8944
NSN 6320-00-422-9006
NSN 5999-01-318-1334
NSN 6135-00-777-5562
NSN 7035-01-392-9838
NSN 6610-00-835-7683