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 6685-01-052-4236
NSN 5915-01-167-9841
NSN 6150-00-254-1041
NSN 6220-00-546-1836
NSN 5990-01-447-7779
NSN 5895-01-468-2068
NSN 5996-01-089-0514
NSN 5835-01-509-8992
NSN 5895-00-620-0518
NSN 5950-01-177-7107
NSN 4140-01-333-6052
NSN 5998-01-198-6941