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 4140-00-643-3744
NSN 5855-01-063-6340
NSN 6685-00-375-7969
NSN 6645-01-391-9820
NSN 5935-01-381-9456
NSN 5835-00-438-4489
NSN 6145-00-905-6797
NSN 5960-01-241-9078
NSN 6130-01-193-8992
NSN 6105-00-222-6194
NSN 6135-01-353-1036
NSN 6645-01-247-4549