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 6145-00-840-5290
NSN 6685-01-103-1319
NSN 5945-01-179-5147
NSN 5910-00-105-0072
NSN 5945-01-555-7973
NSN 6135-00-686-4777
NSN 5998-01-287-1168
NSN 5960-01-425-1454
NSN 6650-01-632-3135
NSN 5998-00-618-0235
NSN 5920-00-175-1171
NSN 6685-01-516-4598