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 6610-00-778-3150
NSN 6105-01-371-2458
NSN 6220-01-606-4126
NSN 4140-00-388-6829
NSN 6105-01-091-5665
NSN 6645-01-196-8616
NSN 5950-00-369-1408
NSN 5930-00-949-4232
NSN 7035-00-270-5519
NSN 5999-01-398-7291
NSN 5999-01-532-0529
NSN 5945-01-575-5058