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 5945-00-352-5124
NSN 4140-01-108-7731
NSN 6320-01-318-6518
NSN 5975-01-326-0268
NSN 5975-00-276-7559
NSN 5855-00-149-0766
NSN 6685-00-173-3848
NSN 6645-01-501-0576
NSN 6320-00-790-4844
NSN 5996-00-497-3809
NSN 6150-00-299-0763
NSN 5990-00-125-5036