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 5910-01-336-7943
NSN 5920-01-485-7425
NSN 6150-01-532-4169
NSN 5999-01-307-1030
NSN 5965-01-285-9934
NSN 6105-01-437-6242
NSN 4140-01-077-7555
NSN 6685-01-514-8589
NSN 6610-00-700-3679
NSN 6130-01-301-0063
NSN 6150-01-408-6144
NSN 6645-00-629-9367