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 6110-01-296-8086
NSN 5999-00-402-6883
NSN 6105-00-362-1361
NSN 5985-00-677-2814
NSN 5996-01-518-9868
NSN 5985-01-423-8577
NSN 5910-00-416-9775
NSN 6320-00-483-0451
NSN 6620-01-159-4330
NSN 6130-01-376-0009
NSN 5920-01-469-0202
NSN 6145-01-332-0925