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 4140-01-634-0330
NSN 5855-00-179-8588
NSN 6145-01-311-2799
NSN 6145-01-219-9200
NSN 6240-01-550-0837
NSN 6685-00-731-8111
NSN 5920-01-005-0161
NSN 5895-00-493-3114
NSN 5915-01-629-2686
NSN 5965-00-356-3838
NSN 5960-01-408-6290
NSN 4140-01-469-7519