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 6150-01-133-7100
NSN 4140-00-920-3343
NSN 6110-00-722-8416
NSN 6145-00-890-8612
NSN 5945-01-510-5730
NSN 5965-01-446-1939
NSN 6150-00-350-3086
NSN 5930-01-507-7222
NSN 6110-00-236-4161
NSN 6240-01-063-0339
NSN 5999-01-267-3821
NSN 5855-01-191-3404