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 6320-01-552-8721
NSN 2925-00-674-8608
NSN 5905-01-310-7629
NSN 5998-01-062-0784
NSN 5910-01-181-5677
NSN 5990-01-522-6096
NSN 5996-00-659-9187
NSN 5985-01-656-7113
NSN 5998-00-312-0409
NSN 5935-01-536-7366
NSN 6220-00-723-5910
NSN 5920-01-364-0769