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 6150-01-161-2012
NSN 6645-01-310-2949
NSN 6320-01-125-3361
NSN 7035-01-114-8550
NSN 5960-01-570-8605
NSN 4140-01-337-5556
NSN 6130-01-313-9718
NSN 6610-00-034-3709
NSN 6220-01-206-1014
NSN 6130-00-760-2144
NSN 7035-00-205-1932
NSN 6145-01-087-1278