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 6150-00-245-5931
NSN 5950-00-391-6963
NSN 5945-01-140-5619
NSN 5960-01-422-3269
NSN 5945-01-153-7624
NSN 5855-01-365-4287
NSN 6610-00-657-0363
NSN 6220-01-038-1404
NSN 2925-00-102-6835
NSN 6645-00-467-6094
NSN 6110-01-515-3187
NSN 5935-00-009-8663