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 6135-01-336-3115
NSN 6105-01-256-9136
NSN 6145-00-923-1970
NSN 6220-01-294-3377
NSN 6110-00-606-8027
NSN 5945-01-189-4086
NSN 5998-01-403-2586
NSN 4140-01-519-1289
NSN 6610-01-497-1688
NSN 5855-00-991-0096
NSN 6650-01-272-3727
NSN 6685-01-381-7207