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 6240-00-498-7669
NSN 6320-00-731-6134
NSN 6135-01-487-6275
NSN 6130-01-473-0882
NSN 6645-00-927-1444
NSN 5960-01-201-6316
NSN 6650-01-120-6231
NSN 5930-01-392-2260
NSN 5998-01-157-9919
NSN 5905-00-830-2711
NSN 5935-01-445-5444
NSN 7035-01-259-6013