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 2925-00-373-8837
NSN 7035-01-261-9850
NSN 5855-00-237-4088
NSN 5935-00-417-4171
NSN 4140-01-257-1863
NSN 5990-01-400-3299
NSN 5920-01-321-0770
NSN 4140-01-147-4764
NSN 5960-00-517-9359
NSN 5945-01-163-5198
NSN 6685-01-464-2425
NSN 6685-00-045-5243