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 5910-01-025-2115
NSN 4140-01-054-3553
NSN 5960-01-181-2143
NSN 6130-01-307-9918
NSN 6110-01-045-9141
NSN 5999-00-290-5898
NSN 5960-01-289-9733
NSN 6685-00-850-1350
NSN 5950-01-599-9878
NSN 6135-00-050-7189
NSN 6240-00-940-7070
NSN 5996-01-652-5952