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 6145-00-440-3503
NSN 6105-01-161-6904
NSN 6135-01-455-2233
NSN 5950-01-495-0873
NSN 6650-01-068-3997
NSN 5920-01-586-0541
NSN 6620-01-197-6277
NSN 5905-01-439-2373
NSN 5945-01-197-7966
NSN 5910-00-792-5341
NSN 5905-01-561-0983
NSN 5950-01-632-5470