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 5945-01-052-8039
NSN 6685-01-379-7310
NSN 5996-01-367-2081
NSN 6145-01-554-5321
NSN 5935-01-650-8119
NSN 5945-01-329-6179
NSN 6620-01-207-0667
NSN 4140-00-104-7323
NSN 5975-01-115-1315
NSN 5835-01-262-5001
NSN 5975-01-018-6492
NSN 5999-00-334-9501