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 5915-01-512-8851
NSN 6150-01-273-0183
NSN 5950-01-361-9862
NSN 6150-01-057-6653
NSN 5960-00-062-0204
NSN 6105-00-153-7967
NSN 5999-00-633-7592
NSN 5905-00-277-7439
NSN 5999-01-584-4097
NSN 6240-00-361-1421
NSN 5985-01-107-7179
NSN 6620-01-302-3549