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 6650-00-158-3683
NSN 5915-00-905-6860
NSN 6145-01-387-9473
NSN 6320-00-284-1524
NSN 6110-01-579-3764
NSN 6610-01-157-0426
NSN 5835-01-391-4556
NSN 5975-00-189-0857
NSN 6685-01-026-0111
NSN 5945-01-536-0072
NSN 6685-01-377-8150
NSN 5990-01-425-2175