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 6240-00-635-9953
NSN 5985-01-042-8202
NSN 5950-00-167-0233
NSN 5990-00-907-0184
NSN 6240-00-722-0268
NSN 2925-00-928-5931
NSN 5935-01-607-8485
NSN 6105-01-207-0845
NSN 6610-01-293-2687
NSN 7035-01-521-8607
NSN 5965-00-081-9412
NSN 6620-01-453-9971