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 6220-01-321-9903
NSN 5975-01-090-8876
NSN 5998-00-718-2028
NSN 5920-00-056-1612
NSN 6105-01-145-5640
NSN 5945-01-384-3735
NSN 6240-01-563-3381
NSN 5990-01-512-9129
NSN 5996-00-878-6757
NSN 6320-00-857-4073
NSN 6135-01-303-0295
NSN 6240-01-152-1084