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 6135-01-624-5608
NSN 5998-01-034-0140
NSN 2925-01-141-7563
NSN 5996-01-188-0252
NSN 7035-01-321-1555
NSN 5990-01-099-8574
NSN 5996-00-841-5534
NSN 5950-00-501-9448
NSN 5945-00-214-6226
NSN 5950-01-541-5016
NSN 6135-00-248-4102
NSN 6650-01-481-3618