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 6645-01-622-6161
NSN 5999-01-470-9438
NSN 5915-01-289-4668
NSN 6135-00-027-3914
NSN 5935-01-276-9982
NSN 5975-01-267-8949
NSN 5920-01-389-3686
NSN 5950-01-125-9351
NSN 6110-00-100-4775
NSN 5945-01-076-4623
NSN 6150-00-476-0371
NSN 4140-01-046-8196