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 2925-01-593-2542
NSN 6240-01-503-5809
NSN 5925-00-489-8625
NSN 6220-01-614-6139
NSN 5990-01-067-1775
NSN 5855-01-205-7030
NSN 5975-00-642-8959
NSN 6685-01-496-5526
NSN 5998-01-449-1688
NSN 7035-01-412-8322
NSN 5990-01-386-5561
NSN 6650-01-512-1930