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 5999-00-770-2280
NSN 6145-01-482-7875
NSN 6145-01-442-3511
NSN 5935-00-510-3136
NSN 5920-01-290-3771
NSN 6620-00-816-9755
NSN 5965-01-127-3890
NSN 5950-00-688-7811
NSN 5965-01-467-2071
NSN 5998-01-237-1684
NSN 5999-01-552-4380
NSN 6620-01-364-0195