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 5935-01-263-9154
NSN 6105-01-367-5120
NSN 4140-01-536-6288
NSN 5915-00-128-8808
NSN 2925-00-196-9003
NSN 5950-00-714-6855
NSN 6320-01-449-1014
NSN 5960-00-233-5488
NSN 5915-01-445-4107
NSN 5915-01-367-7989
NSN 6610-01-167-8747
NSN 5855-00-237-4088