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 5910-00-053-9559
NSN 5975-00-836-2845
NSN 6240-00-779-3394
NSN 5915-01-176-2048
NSN 6620-01-175-5922
NSN 5945-01-502-9531
NSN 5998-00-007-7057
NSN 6685-01-188-5940
NSN 5925-00-569-7405
NSN 5935-01-433-8339
NSN 5895-01-368-3430
NSN 5950-01-467-9998