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 6240-00-258-2389
NSN 5915-01-340-3118
NSN 5895-01-257-4651
NSN 5950-00-369-6825
NSN 5990-01-254-3197
NSN 6220-00-188-7525
NSN 5895-01-576-2952
NSN 5915-00-370-4813
NSN 5910-00-137-5914
NSN 5920-01-322-7553
NSN 5910-00-151-5361
NSN 5915-01-577-2177