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 6110-01-653-0839
NSN 6645-00-935-7046
NSN 6145-00-082-5172
NSN 6650-00-641-3556
NSN 2925-01-027-1293
NSN 6135-00-553-7995
NSN 5905-00-143-0943
NSN 5998-01-488-8337
NSN 5855-00-688-9954
NSN 5920-00-416-5999
NSN 5945-00-040-1658
NSN 6685-01-438-4057