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 5950-00-421-6230
NSN 5855-00-797-8217
NSN 5930-01-010-4553
NSN 6135-00-840-6451
NSN 6135-01-391-6515
NSN 5930-01-543-0163
NSN 6220-01-212-4088
NSN 5835-00-943-2763
NSN 5996-01-067-8303
NSN 6320-00-393-0138
NSN 6105-00-842-8069
NSN 6610-01-352-5500