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 5975-00-339-1499
NSN 6620-00-618-9311
NSN 6240-01-465-7712
NSN 5975-01-488-4462
NSN 5975-01-139-6204
NSN 6320-01-384-3850
NSN 5910-01-590-0489
NSN 5998-00-153-0885
NSN 6685-01-496-4688
NSN 5960-00-116-7508
NSN 5975-00-430-1220
NSN 6145-01-422-1830