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 5950-00-661-2612
NSN 5975-01-345-2870
NSN 5895-00-449-3380
NSN 5910-00-246-3561
NSN 4140-00-128-8072
NSN 6130-01-460-7166
NSN 6110-00-995-8743
NSN 5905-01-392-5977
NSN 5930-00-141-9957
NSN 6145-01-196-2636
NSN 5855-00-247-7219
NSN 6145-00-296-0085