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 5855-01-089-2248
NSN 6320-01-532-6746
NSN 6645-01-172-4477
NSN 6620-00-273-8735
NSN 5990-00-191-6290
NSN 5920-00-119-1406
NSN 6135-01-388-2761
NSN 6620-01-391-7331
NSN 6150-00-786-0672
NSN 6320-01-495-6893
NSN 6105-01-489-5498
NSN 2925-01-039-6856