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 5910-00-160-6758
NSN 5950-00-203-1289
NSN 6610-00-575-7933
NSN 5915-01-575-3695
NSN 7035-00-406-0568
NSN 5945-01-226-5145
NSN 6610-01-625-6855
NSN 6645-00-641-3202
NSN 5935-00-900-9405
NSN 5990-01-595-9441
NSN 5975-01-508-4405
NSN 5930-01-287-3965