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 5996-00-833-2521
NSN 5945-00-841-9100
NSN 5925-01-304-4336
NSN 6150-01-454-9555
NSN 6610-01-502-7106
NSN 5950-00-081-3155
NSN 6105-00-939-5427
NSN 6145-01-447-5824
NSN 6320-01-111-8851
NSN 4140-01-081-3288
NSN 6650-01-468-3646
NSN 5990-00-633-7634