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 6320-00-116-3658
NSN 5975-00-608-1186
NSN 6130-00-246-6915
NSN 5999-01-607-6173
NSN 6685-00-642-0533
NSN 5930-01-581-2870
NSN 2925-00-295-8109
NSN 5920-00-972-7203
NSN 5855-00-560-0110
NSN 6135-00-112-8637
NSN 2925-01-415-2140
NSN 5925-01-429-0162