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 5990-01-388-0252
NSN 5975-01-014-6161
NSN 5945-01-028-4610
NSN 6110-00-508-1327
NSN 5960-01-024-7918
NSN 5855-01-147-6024
NSN 5999-01-003-8461
NSN 5855-01-035-2866
NSN 6650-00-842-2124
NSN 5965-00-964-1756
NSN 6610-01-559-1447
NSN 6685-01-581-2726