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 5935-00-031-6571
NSN 5996-01-367-4209
NSN 5950-01-430-9276
NSN 6240-01-289-9898
NSN 5835-00-106-2120
NSN 5925-01-422-0431
NSN 5945-01-511-0435
NSN 6645-00-347-0356
NSN 5895-01-421-7201
NSN 6645-01-558-5057
NSN 5990-00-518-3195
NSN 5945-01-519-3283