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 6645-00-960-6594
NSN 6645-01-353-9786
NSN 5975-00-553-7151
NSN 6645-00-736-0476
NSN 5935-01-394-3866
NSN 5999-00-942-3848
NSN 5930-01-489-6205
NSN 7035-01-263-5463
NSN 6240-01-209-6639
NSN 5975-00-265-7774
NSN 5999-01-381-8590
NSN 6145-01-349-8995