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 6320-01-607-1491
NSN 5950-00-872-1999
NSN 5920-01-559-2658
NSN 5915-01-424-0767
NSN 6685-00-144-6362
NSN 6220-01-516-0454
NSN 5990-01-043-7100
NSN 5895-01-392-2805
NSN 6145-01-432-0088
NSN 6220-00-134-5334
NSN 5965-01-013-0290
NSN 6685-01-216-9453