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 5905-01-037-6842
NSN 5915-00-275-0329
NSN 6145-01-260-7299
NSN 6610-00-510-2906
NSN 6650-01-112-2811
NSN 5905-01-133-4675
NSN 6650-01-399-0628
NSN 6240-00-080-2012
NSN 5990-01-386-3040
NSN 5935-00-840-6436
NSN 4140-01-417-7552
NSN 6610-01-194-2480