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 5975-01-450-0450
NSN 6220-00-995-6269
NSN 6220-01-425-3804
NSN 5950-00-532-0982
NSN 5990-00-097-7642
NSN 5960-01-408-6290
NSN 5910-00-932-3229
NSN 6240-01-633-9357
NSN 6620-00-248-6950
NSN 6220-00-868-2032
NSN 5905-01-350-3624
NSN 5985-01-485-1879