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 5915-01-112-2121
NSN 5910-00-033-0596
NSN 5945-01-411-4989
NSN 5975-01-233-6406
NSN 6610-01-476-1700
NSN 5895-01-423-7268
NSN 5960-01-296-3306
NSN 5985-01-357-7726
NSN 5999-01-512-8678
NSN 6110-01-010-0905
NSN 5935-01-466-8629
NSN 7035-01-455-7277