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 6110-00-086-2990
NSN 6130-01-654-2741
NSN 6650-01-470-1315
NSN 5835-01-209-6410
NSN 2925-00-991-9223
NSN 5998-00-504-6269
NSN 6685-01-634-0611
NSN 5910-00-396-3300
NSN 6130-01-139-4491
NSN 6105-00-073-7692
NSN 7035-01-208-8396
NSN 6645-00-641-3202