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 6240-00-235-5159
NSN 5855-00-145-3307
NSN 6130-01-435-4424
NSN 5996-01-010-4333
NSN 5950-00-342-0501
NSN 5915-00-404-4666
NSN 6610-01-036-8225
NSN 6685-00-800-2457
NSN 5930-00-745-7747
NSN 6130-01-164-6752
NSN 6110-01-151-0872
NSN 5920-00-701-1200