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 5998-01-389-9889
NSN 6110-00-510-8155
NSN 6240-00-241-2288
NSN 6650-01-483-0938
NSN 5998-00-946-1823
NSN 6620-01-574-0174
NSN 6130-01-089-6979
NSN 6610-01-367-1640
NSN 5855-00-014-5008
NSN 6105-01-074-5369
NSN 6645-01-598-3976
NSN 5990-01-548-5979