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 6610-01-461-8180
NSN 5855-00-941-6412
NSN 5950-01-278-5452
NSN 6135-01-465-2681
NSN 5965-01-597-6295
NSN 5950-01-094-5930
NSN 6650-01-422-1037
NSN 6130-01-603-4491
NSN 6110-00-881-2838
NSN 5990-00-191-6290
NSN 5996-01-300-3103
NSN 6320-01-150-5378