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 5920-01-434-2542
NSN 5910-01-227-1939
NSN 6610-01-207-0045
NSN 5996-01-608-5244
NSN 5920-01-444-4082
NSN 5960-00-941-9000
NSN 6685-01-304-5716
NSN 5915-01-586-3023
NSN 5999-00-516-9964
NSN 6650-01-423-8131
NSN 5960-01-371-9143
NSN 6610-00-116-5725