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 5999-00-066-7368
NSN 6650-00-736-8456
NSN 4140-00-257-5215
NSN 7035-01-614-5029
NSN 5996-01-365-3368
NSN 5960-01-346-6002
NSN 5925-00-215-3758
NSN 6130-01-517-0583
NSN 6650-00-842-5463
NSN 5950-00-644-0164
NSN 6685-00-850-4149
NSN 4140-01-501-1352