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 6220-00-274-8541
NSN 6220-01-589-1781
NSN 6685-01-226-4068
NSN 2925-00-231-8041
NSN 5910-00-023-9053
NSN 5925-00-592-0881
NSN 5950-01-656-1137
NSN 5920-01-078-9497
NSN 6105-01-384-3687
NSN 5996-01-512-0800
NSN 7035-01-398-3494
NSN 5999-01-625-9486