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 6105-01-216-7146
NSN 5950-01-132-1618
NSN 5960-01-407-1350
NSN 6320-01-352-5653
NSN 6220-01-103-2502
NSN 5998-01-090-0724
NSN 6135-01-529-3789
NSN 6645-01-177-6021
NSN 5985-00-116-7718
NSN 2925-01-250-2731
NSN 6110-01-057-6445
NSN 5990-00-165-1809