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 6135-01-163-0332
NSN 5975-00-372-6265
NSN 6105-01-109-0233
NSN 5935-01-295-6459
NSN 5945-01-207-8375
NSN 5990-01-538-0923
NSN 5998-00-625-9196
NSN 6135-01-010-0891
NSN 5975-00-067-7264
NSN 5985-00-942-4012
NSN 5990-00-288-1820
NSN 6135-01-461-2915