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 5996-01-371-9701
NSN 6645-01-502-3068
NSN 5960-01-507-9112
NSN 6610-01-130-8885
NSN 5950-01-500-0723
NSN 5996-01-089-1807
NSN 5915-00-280-1428
NSN 5960-01-141-3252
NSN 5950-01-545-8396
NSN 6240-01-114-6349
NSN 5996-01-609-0779
NSN 4140-01-491-8795