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 6320-01-021-6633
NSN 5950-00-204-2626
NSN 5925-01-118-6770
NSN 6685-01-549-3775
NSN 5905-01-203-1089
NSN 6145-00-243-0583
NSN 6240-00-228-8594
NSN 6685-00-420-2781
NSN 5930-01-235-6679
NSN 4140-01-650-2700
NSN 5935-00-957-5199
NSN 6620-01-467-6795