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 5999-01-158-6486
NSN 5855-00-256-5562
NSN 6685-00-155-4301
NSN 5930-01-146-4810
NSN 5920-01-544-0357
NSN 7035-01-478-4734
NSN 5945-00-528-1920
NSN 6620-01-207-0667
NSN 5855-01-492-6913
NSN 6220-01-245-9242
NSN 6645-01-546-8226
NSN 6130-01-634-0603