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 5975-00-900-9730
NSN 6645-01-601-1707
NSN 5990-01-190-8223
NSN 6150-01-390-5375
NSN 4140-00-128-0187
NSN 2925-01-168-6253
NSN 2925-00-004-1278
NSN 5999-01-559-7905
NSN 5990-01-459-3856
NSN 5998-00-179-1783
NSN 5996-01-074-8161
NSN 5965-01-399-8454