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 5935-00-687-0033
NSN 6150-01-198-5874
NSN 6685-01-376-5957
NSN 4140-01-363-4666
NSN 6150-00-316-3223
NSN 5895-01-430-3663
NSN 6650-01-425-2572
NSN 5920-01-032-4756
NSN 5905-00-424-3099
NSN 6240-00-204-9355
NSN 6645-01-432-0052
NSN 6685-01-521-4284