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 5895-01-607-0658
NSN 5930-01-072-9925
NSN 6110-00-523-6887
NSN 5945-00-226-1610
NSN 6145-01-315-7356
NSN 5999-00-758-7385
NSN 6130-01-357-5029
NSN 6620-00-398-0320
NSN 5905-01-089-8432
NSN 6620-01-222-8820
NSN 6135-01-140-8201
NSN 6685-01-428-7618