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 5925-01-382-8021
NSN 5920-01-132-9395
NSN 6240-00-960-2884
NSN 5915-00-968-7515
NSN 5975-01-414-3591
NSN 5975-00-446-7875
NSN 5855-01-626-2085
NSN 5855-00-471-6002
NSN 5855-00-100-9003
NSN 5960-01-493-3948
NSN 6130-00-949-4195
NSN 6150-01-195-2063