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 6610-01-398-8815
NSN 6150-00-387-3045
NSN 7035-01-106-3476
NSN 5835-01-152-9483
NSN 6110-00-548-3970
NSN 6645-01-490-0325
NSN 5999-01-142-2608
NSN 5960-00-289-6591
NSN 6145-00-150-5049
NSN 5925-01-634-0664
NSN 5930-01-305-3559
NSN 4140-01-123-8801