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 6130-00-065-3212
NSN 5935-01-061-8074
NSN 5930-01-504-4088
NSN 6145-01-119-7232
NSN 4140-01-025-7404
NSN 5985-00-772-5693
NSN 6650-01-335-6669
NSN 5985-00-110-9319
NSN 5915-01-301-0882
NSN 5960-01-286-3766
NSN 6610-01-534-9765
NSN 5996-01-189-9480