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 5950-01-401-5321
NSN 5925-00-921-1171
NSN 2925-01-418-8106
NSN 5950-00-725-2233
NSN 6220-00-913-4465
NSN 4140-01-559-2033
NSN 6610-01-120-7670
NSN 6110-01-384-3259
NSN 5999-00-266-3805
NSN 5835-01-172-5884
NSN 5910-01-610-7437
NSN 6320-01-339-8056