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 5835-01-616-6131
NSN 5998-00-432-3454
NSN 5990-01-157-0441
NSN 7035-01-451-1618
NSN 6620-01-658-2480
NSN 5999-01-511-0417
NSN 6645-01-465-4915
NSN 5999-01-328-2029
NSN 5990-01-584-8363
NSN 5985-00-340-3585
NSN 6685-01-057-5619
NSN 5999-01-098-6469