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 5950-01-521-1127
NSN 6610-00-614-1703
NSN 5945-01-423-9086
NSN 5999-01-521-3148
NSN 7035-01-508-4593
NSN 5975-01-339-4316
NSN 7035-00-567-7511
NSN 5855-00-928-1912
NSN 5960-00-170-6447
NSN 6145-01-261-1940
NSN 6110-01-463-6986
NSN 5998-00-193-0424