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 5920-00-814-2328
NSN 5975-00-613-2345
NSN 2925-00-816-8765
NSN 6645-01-466-2083
NSN 6685-01-310-5587
NSN 4140-01-497-1279
NSN 5910-00-225-9592
NSN 6105-00-070-1826
NSN 5895-01-479-0458
NSN 5915-00-883-6688
NSN 5920-01-074-4333
NSN 6145-00-419-0550