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 5998-01-125-6737
NSN 5998-01-397-7700
NSN 5985-00-952-6626
NSN 6320-00-937-5625
NSN 6620-00-086-5223
NSN 6610-00-783-8786
NSN 6620-00-377-5555
NSN 5999-01-627-7271
NSN 6110-00-739-6692
NSN 6610-01-110-1368
NSN 6135-00-683-0536
NSN 5975-01-645-3946