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 5950-01-246-2835
NSN 6645-01-066-5840
NSN 6645-01-005-5915
NSN 5835-01-279-2580
NSN 5910-01-401-5279
NSN 6650-01-252-8190
NSN 6135-01-434-6308
NSN 5925-01-504-7731
NSN 5998-01-332-4414
NSN 5996-01-487-4377
NSN 6145-01-556-0152
NSN 6220-01-421-3335