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 5945-01-230-9664
NSN 6645-00-884-5845
NSN 6145-01-653-6770
NSN 5855-01-621-5401
NSN 2925-01-592-5578
NSN 5990-00-061-3360
NSN 5930-01-089-7931
NSN 6130-00-192-7051
NSN 5998-01-567-9324
NSN 5998-00-343-7435
NSN 4140-00-018-7690
NSN 6620-01-488-4681