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 5990-00-277-3763
NSN 5905-01-276-2940
NSN 6110-00-728-4515
NSN 6240-01-424-4529
NSN 4140-01-167-7574
NSN 5996-00-829-2025
NSN 5835-00-007-6824
NSN 5855-00-821-7512
NSN 5915-00-818-3393
NSN 5835-01-267-3388
NSN 5930-01-576-9993
NSN 6220-00-700-1314