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 6320-00-731-6134
NSN 6105-01-141-7727
NSN 6110-00-995-0133
NSN 6610-01-043-5162
NSN 6320-01-585-8468
NSN 6240-01-585-6311
NSN 5930-01-263-5186
NSN 5920-00-729-8584
NSN 5905-01-460-6929
NSN 5925-01-368-1725
NSN 5930-01-629-5704
NSN 5990-01-386-3040