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 6110-01-521-6796
NSN 5975-00-164-3914
NSN 5998-00-540-1948
NSN 5960-01-563-4797
NSN 7035-00-371-7749
NSN 5925-01-191-3071
NSN 6240-01-032-2408
NSN 5895-01-506-7043
NSN 5996-01-215-6379
NSN 6320-01-648-5538
NSN 6620-01-054-9346
NSN 6610-01-322-4331