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 6135-01-444-6824
NSN 4140-01-214-6103
NSN 5950-01-108-2595
NSN 5975-01-303-0851
NSN 5905-01-246-5076
NSN 6320-01-352-5653
NSN 6130-01-583-3213
NSN 5996-00-717-0913
NSN 6320-01-607-1491
NSN 6135-01-518-9813
NSN 5960-00-188-8648
NSN 5905-00-862-9754