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 6320-00-270-8222
NSN 6650-01-018-5153
NSN 6150-00-951-3420
NSN 7035-01-298-5154
NSN 5945-01-545-7893
NSN 6135-00-100-8890
NSN 5935-00-022-4344
NSN 5935-01-644-7830
NSN 6650-01-487-6274
NSN 7035-01-336-0464
NSN 6105-01-562-9493
NSN 5996-00-044-3254