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 5855-00-361-0167
NSN 7035-00-763-6180
NSN 6105-01-032-2856
NSN 2925-00-934-8383
NSN 5996-00-146-9746
NSN 6650-01-096-6803
NSN 6320-01-540-4885
NSN 5998-01-222-5919
NSN 5930-00-521-2834
NSN 5998-01-247-3067
NSN 2925-01-197-7864
NSN 6105-01-658-6631