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 6145-00-826-6676
NSN 6220-01-181-5854
NSN 5920-00-998-9528
NSN 5975-01-387-3050
NSN 6610-00-069-7967
NSN 5996-01-035-8219
NSN 5910-01-392-7821
NSN 5965-00-067-7393
NSN 6610-00-376-3308
NSN 5965-01-518-6227
NSN 5915-00-283-4450
NSN 5835-01-158-6878