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 6650-01-661-2625
NSN 5945-01-355-5385
NSN 6650-01-212-3964
NSN 6130-01-208-5925
NSN 6240-01-406-5345
NSN 6220-01-335-0201
NSN 6150-01-133-9823
NSN 5950-01-059-1531
NSN 5975-01-323-1483
NSN 6130-01-467-1348
NSN 6130-01-478-5872
NSN 5915-01-079-7404