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 6145-01-027-6571
NSN 5895-00-319-8451
NSN 5925-01-389-6779
NSN 4140-01-424-3271
NSN 5835-01-027-3931
NSN 5960-01-609-6565
NSN 5950-01-587-8572
NSN 6145-00-082-5172
NSN 5998-01-306-0901
NSN 6150-01-347-6876
NSN 5945-00-683-8334
NSN 6145-01-143-5107