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 6685-01-149-2785
NSN 5999-01-273-5384
NSN 5855-00-922-6459
NSN 5975-01-607-7047
NSN 5920-01-562-4531
NSN 5910-01-474-5930
NSN 5895-01-066-3209
NSN 4140-00-099-9205
NSN 6320-00-242-3300
NSN 6240-01-096-9121
NSN 5920-01-381-8326
NSN 6650-00-527-7451