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 5925-00-451-2061
NSN 5905-01-407-8069
NSN 5835-01-362-8367
NSN 7035-00-135-4758
NSN 5915-01-267-5670
NSN 6620-01-085-8688
NSN 5999-01-032-5527
NSN 5990-01-336-3976
NSN 5975-01-608-5805
NSN 4140-00-528-2921
NSN 6110-01-387-8965
NSN 5925-01-166-9191