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 6645-00-530-3468
NSN 6685-01-496-0537
NSN 5915-01-555-8081
NSN 6135-00-900-2139
NSN 5996-01-024-9976
NSN 5945-00-499-2008
NSN 5999-01-194-2960
NSN 6320-01-536-3077
NSN 5998-00-737-6260
NSN 6220-00-050-8485
NSN 6110-01-106-1883
NSN 5996-01-462-3656