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 5930-00-554-1064
NSN 5895-01-172-4708
NSN 6240-01-371-8340
NSN 6685-01-417-7082
NSN 6620-01-044-3371
NSN 5925-01-370-3458
NSN 6105-00-572-8666
NSN 5945-01-176-0048
NSN 5996-01-372-4534
NSN 5905-01-410-8694
NSN 5935-00-973-2650
NSN 5855-01-508-4654