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 5835-00-106-2120
NSN 5910-01-229-7599
NSN 5910-00-816-9909
NSN 5950-01-391-7522
NSN 6240-01-219-7356
NSN 6685-00-104-7149
NSN 5920-01-330-7119
NSN 6650-01-089-3292
NSN 6620-00-606-0446
NSN 5915-01-323-6952
NSN 5960-00-188-8648
NSN 5975-01-496-9561