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 5990-00-912-9166
NSN 6110-00-383-5367
NSN 5930-00-161-1763
NSN 6135-01-471-7325
NSN 6685-00-419-0643
NSN 5915-01-115-2953
NSN 5996-00-982-2977
NSN 6320-01-094-2634
NSN 5925-01-643-9262
NSN 4140-01-374-8004
NSN 5996-00-254-9316
NSN 6130-01-534-5488