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 5915-01-163-7574
NSN 5985-01-449-5407
NSN 5990-00-067-6791
NSN 6240-01-142-2239
NSN 2925-00-910-8872
NSN 5998-01-627-5806
NSN 6130-01-444-4357
NSN 5910-00-322-7966
NSN 5895-00-787-0239
NSN 5985-01-600-9451
NSN 2925-01-412-9520
NSN 6220-01-201-3888