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 5920-00-216-4759
NSN 5855-01-420-4988
NSN 5910-01-555-8811
NSN 5835-01-222-2437
NSN 6685-01-565-2898
NSN 5930-00-906-3715
NSN 5895-00-576-8453
NSN 6320-00-331-7138
NSN 6650-00-051-9911
NSN 4140-01-546-1794
NSN 5910-01-344-3095
NSN 5965-01-428-3348