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 5920-00-918-4426
NSN 5925-01-604-9427
NSN 5985-01-254-2623
NSN 5945-01-351-5354
NSN 5999-01-551-8151
NSN 5930-00-301-4810
NSN 7035-01-100-2796
NSN 5975-01-331-0953
NSN 6150-01-406-2969
NSN 5905-01-118-0275
NSN 5965-00-342-5126
NSN 6320-01-192-0332