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 5925-01-086-7424
NSN 5975-01-032-5529
NSN 4140-01-334-9043
NSN 5925-01-598-4659
NSN 5925-00-432-0546
NSN 4140-01-213-0151
NSN 6150-01-441-2254
NSN 5945-00-816-7274
NSN 6130-01-227-2577
NSN 5945-01-307-7919
NSN 5996-00-432-8578
NSN 2925-00-446-5401