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 6645-00-780-5260
NSN 5905-00-608-2332
NSN 6645-00-100-4931
NSN 6240-00-960-2884
NSN 5910-01-144-3106
NSN 6320-00-394-8458
NSN 5920-01-215-2945
NSN 5950-01-254-3826
NSN 5910-00-224-5195
NSN 6240-01-540-9383
NSN 6320-01-056-1164
NSN 5990-01-372-1642