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 5910-01-616-2670
NSN 5999-00-591-1682
NSN 4140-01-474-5701
NSN 5985-01-558-5263
NSN 6150-01-469-8558
NSN 5930-00-295-3809
NSN 5895-01-349-5404
NSN 6145-01-245-0541
NSN 5996-01-553-0263
NSN 6135-00-548-2765
NSN 5990-01-571-7468
NSN 2925-00-442-0974