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 6240-01-004-8790
NSN 6110-01-326-1339
NSN 5945-00-209-5170
NSN 6220-01-572-3851
NSN 5950-01-244-7656
NSN 5960-00-556-2087
NSN 6110-01-254-0016
NSN 6685-01-054-3735
NSN 5855-01-649-3606
NSN 5950-00-211-7142
NSN 6685-01-320-7010
NSN 6150-01-228-0184