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 5920-00-990-3116
NSN 5910-01-124-2716
NSN 5960-00-108-0268
NSN 5950-01-429-8186
NSN 5996-01-559-4921
NSN 5999-01-050-2459
NSN 5835-00-315-3797
NSN 6645-01-332-8982
NSN 6110-01-129-2520
NSN 6145-01-040-6334
NSN 5945-01-250-7436
NSN 5915-01-170-8821