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 5855-01-359-0373
NSN 5910-00-007-9337
NSN 5990-00-991-2035
NSN 5835-01-315-2745
NSN 5990-01-580-2191
NSN 6145-00-372-3713
NSN 5965-01-142-1807
NSN 5905-01-446-9299
NSN 5935-00-905-6259
NSN 6645-00-012-5834
NSN 5935-00-207-5796
NSN 6620-01-058-6308