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 6645-01-304-4308
NSN 6150-01-085-5858
NSN 5930-01-190-8144
NSN 5985-00-561-7869
NSN 5990-01-455-8035
NSN 5975-01-484-9821
NSN 5835-01-046-9615
NSN 6220-00-368-4945
NSN 5950-01-420-0607
NSN 5915-01-526-8489
NSN 5998-01-484-6584
NSN 6645-00-789-5210