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 6240-01-508-0456
NSN 6105-01-634-0322
NSN 5990-01-389-1196
NSN 6150-00-492-9657
NSN 6240-00-163-5143
NSN 5920-00-539-4168
NSN 5855-01-556-7421
NSN 6130-00-978-9984
NSN 5920-01-045-1484
NSN 5975-01-224-7209
NSN 5910-01-536-9965
NSN 5950-01-029-3613