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 5950-00-597-8644
NSN 5945-01-539-6081
NSN 6620-01-519-2628
NSN 6150-01-605-4382
NSN 2925-00-246-3077
NSN 5930-00-232-8466
NSN 5905-00-085-1947
NSN 6650-01-505-5531
NSN 5905-00-227-6876
NSN 6145-01-040-6050
NSN 6135-01-177-3552
NSN 5920-00-473-0563