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 5935-01-360-5443
NSN 4140-00-555-3555
NSN 5910-00-850-2162
NSN 7035-01-629-5408
NSN 6240-01-383-1576
NSN 5990-01-181-9886
NSN 6240-01-453-7614
NSN 5915-01-633-9845
NSN 5925-01-528-9481
NSN 5998-01-576-6445
NSN 6240-01-396-7883
NSN 5910-01-605-7651