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 6650-01-399-8552
NSN 5945-00-290-1779
NSN 5925-01-559-6388
NSN 6645-01-036-5027
NSN 5975-01-226-4042
NSN 6620-01-053-6650
NSN 6650-01-009-5188
NSN 6130-01-329-4433
NSN 5999-01-472-2515
NSN 5998-00-831-3941
NSN 5905-01-649-1212
NSN 5965-00-905-6895