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 4140-00-150-8265
NSN 5975-01-152-2635
NSN 5996-00-081-0787
NSN 5960-00-081-2559
NSN 5996-01-255-5512
NSN 6145-01-319-5311
NSN 5905-00-688-7497
NSN 5996-01-242-9433
NSN 5925-01-579-5763
NSN 5855-00-928-1912
NSN 5975-00-625-8155
NSN 5965-00-458-7321