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 5920-00-506-1790
NSN 6110-01-633-9660
NSN 5965-00-445-1843
NSN 6220-01-512-2028
NSN 6105-01-038-0588
NSN 6130-00-316-5509
NSN 5985-00-905-6609
NSN 6645-01-175-3568
NSN 6610-00-864-1096
NSN 5990-00-120-1192
NSN 2925-01-129-1261
NSN 2925-01-567-8027