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 6610-01-496-9860
NSN 6105-00-111-5681
NSN 5990-00-389-0554
NSN 5920-01-348-9783
NSN 5920-01-140-1120
NSN 5950-01-044-7580
NSN 2925-01-236-3547
NSN 6610-01-086-1879
NSN 4140-01-133-9011
NSN 6320-01-397-9995
NSN 5965-00-985-9157
NSN 6645-01-265-0648