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 6620-00-221-7608
NSN 5935-01-333-1249
NSN 4140-01-279-1749
NSN 6645-01-351-6900
NSN 5930-01-029-4166
NSN 5960-00-204-7506
NSN 5945-01-285-7740
NSN 6130-01-051-0579
NSN 6135-00-505-0679
NSN 6610-01-272-9691
NSN 5975-01-466-3379
NSN 5950-00-724-5301