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 6650-00-115-2408
NSN 6610-00-361-6954
NSN 6685-01-290-3124
NSN 5915-00-624-0168
NSN 5905-01-230-0553
NSN 5999-01-575-6878
NSN 5855-00-962-5792
NSN 5895-00-912-2008
NSN 6220-01-269-4052
NSN 6650-01-468-3646
NSN 5835-00-222-3956
NSN 5975-01-364-8662