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 6220-01-044-9079
NSN 6685-01-337-4363
NSN 6645-01-577-5891
NSN 5910-00-195-1705
NSN 5855-00-294-6810
NSN 6610-01-039-0788
NSN 5998-01-054-3963
NSN 5920-01-546-7966
NSN 6240-01-361-3499
NSN 5996-01-511-2138
NSN 4140-01-585-1570
NSN 6685-01-483-8542