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 5996-01-035-0625
NSN 6135-01-106-7740
NSN 6645-01-462-2101
NSN 5855-01-136-9532
NSN 5945-00-918-8808
NSN 5925-00-666-4753
NSN 6320-00-691-8514
NSN 6105-01-208-1725
NSN 5910-01-418-2399
NSN 6150-01-537-9965
NSN 6620-01-545-9837
NSN 6685-01-215-8125