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 6220-01-025-8551
NSN 5910-01-135-7886
NSN 6220-00-091-3140
NSN 2925-01-633-4048
NSN 5930-01-400-3485
NSN 5935-00-600-6094
NSN 5910-00-552-5015
NSN 5996-01-031-8916
NSN 5895-00-254-1430
NSN 5935-01-225-4029
NSN 2925-00-183-4390
NSN 6220-01-576-8405