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 6150-01-439-7276
NSN 2925-00-265-7539
NSN 5990-01-374-3877
NSN 5965-01-420-6613
NSN 5985-01-054-6697
NSN 5999-01-607-0289
NSN 5855-00-991-0096
NSN 5920-01-644-9694
NSN 5999-01-617-1847
NSN 6620-00-126-5072
NSN 6620-01-116-3983
NSN 6135-00-985-7887