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 4140-01-320-6751
NSN 6135-01-086-0809
NSN 5985-00-661-2263
NSN 5985-01-391-2947
NSN 2925-00-555-8836
NSN 5950-00-133-0494
NSN 6620-01-457-9476
NSN 5996-00-349-8885
NSN 5930-01-470-2352
NSN 6150-01-634-0575
NSN 6240-01-506-2059
NSN 5855-01-450-8820