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 5910-01-445-6903
NSN 5935-01-575-3941
NSN 5950-00-660-9497
NSN 5835-01-581-9433
NSN 4140-01-071-0161
NSN 6645-01-311-5481
NSN 5945-01-387-3856
NSN 5990-01-080-0097
NSN 6110-00-104-8009
NSN 5990-00-223-5938
NSN 4140-00-943-4466
NSN 6610-00-756-7906