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 4140-01-301-9397
NSN 7035-00-731-8729
NSN 5905-01-382-6965
NSN 5990-00-784-1254
NSN 5910-01-196-6153
NSN 5835-01-274-1035
NSN 6620-00-551-9948
NSN 6110-01-145-8113
NSN 6105-01-254-1137
NSN 6240-00-683-0725
NSN 6220-01-422-8179
NSN 2925-01-197-7864