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 5905-01-296-6770
NSN 5920-01-130-8411
NSN 6220-01-166-3696
NSN 6105-01-626-9622
NSN 6105-01-061-2191
NSN 5930-00-964-7759
NSN 6240-01-004-8790
NSN 6620-00-538-8746
NSN 5960-01-192-7710
NSN 5998-01-491-5013
NSN 6220-00-149-0977
NSN 5960-00-701-9074