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 5975-00-538-0249
NSN 6220-01-486-7877
NSN 6685-00-265-0912
NSN 5920-01-406-4154
NSN 5910-01-334-9683
NSN 6145-00-141-3888
NSN 5996-01-375-0357
NSN 5999-01-615-8954
NSN 6685-00-300-8858
NSN 5915-00-763-7593
NSN 5895-01-442-3825
NSN 6150-01-330-2444