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 5985-00-770-5558
NSN 6620-00-296-6762
NSN 6650-01-227-1632
NSN 6220-01-215-0907
NSN 6240-01-468-5576
NSN 6645-01-025-1002
NSN 6240-00-101-0008
NSN 5960-01-584-9452
NSN 6150-01-467-6331
NSN 5930-00-119-6670
NSN 6645-00-690-0423
NSN 5930-01-445-7322