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 5905-00-513-7167
NSN 6620-00-043-6082
NSN 6620-01-330-3917
NSN 6220-01-505-6072
NSN 5998-01-085-6077
NSN 5990-01-442-3520
NSN 5950-01-091-7739
NSN 4140-01-222-5415
NSN 5910-01-618-0386
NSN 6240-01-633-9357
NSN 6105-01-078-4244
NSN 4140-01-441-9170