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 5999-01-534-0912
NSN 6110-00-051-7949
NSN 6145-01-646-9696
NSN 5905-01-475-8925
NSN 6620-01-265-0192
NSN 5975-01-258-7519
NSN 6135-01-495-0933
NSN 6240-01-085-1314
NSN 5905-01-620-5687
NSN 5960-01-268-4356
NSN 6240-01-577-1744
NSN 6320-00-701-0437