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 4140-01-447-2419
NSN 5915-01-063-7134
NSN 6240-01-198-6623
NSN 6240-00-269-3346
NSN 5925-01-421-4473
NSN 5990-01-489-0366
NSN 5930-01-131-9941
NSN 5835-01-090-0784
NSN 6685-01-425-8788
NSN 5835-00-707-6266
NSN 5905-00-799-1499
NSN 5925-01-346-7827