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 6135-01-460-8830
NSN 6610-01-218-6246
NSN 5950-01-070-9075
NSN 6145-01-119-3746
NSN 6130-00-596-9565
NSN 5996-00-670-0881
NSN 5925-01-190-9102
NSN 5835-01-355-0308
NSN 6240-01-277-7962
NSN 5999-01-317-3990
NSN 5855-01-470-1910
NSN 5855-00-237-4088