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 5950-01-579-1038
NSN 6610-00-821-2635
NSN 5990-00-079-5406
NSN 5855-01-085-5354
NSN 5925-01-592-6939
NSN 6105-01-494-3848
NSN 6130-00-368-9234
NSN 5996-01-398-2147
NSN 7035-01-420-5404
NSN 6650-00-935-4247
NSN 6110-01-396-9561
NSN 6220-00-353-5730