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 2925-01-565-6410
NSN 6110-01-351-4527
NSN 5950-01-407-5200
NSN 5996-01-051-2097
NSN 6135-01-222-0703
NSN 6220-01-181-7117
NSN 5945-01-262-6789
NSN 5999-00-511-9808
NSN 5999-01-107-2122
NSN 6240-01-106-6113
NSN 5925-01-599-9561
NSN 6240-01-471-0391