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 5915-01-519-6675
NSN 6145-01-432-6271
NSN 4140-00-134-9941
NSN 6240-01-035-5294
NSN 6145-01-306-2436
NSN 5910-01-449-8149
NSN 6220-01-437-2716
NSN 6130-00-753-1996
NSN 6620-00-860-9493
NSN 6110-01-432-4517
NSN 5998-01-055-0151
NSN 5915-01-361-9136