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 6145-00-519-2821
NSN 6685-01-233-1128
NSN 6685-01-360-8912
NSN 5950-01-441-8711
NSN 6135-01-089-4888
NSN 5920-01-280-5089
NSN 6240-01-187-7758
NSN 5945-01-484-4126
NSN 5895-00-117-7793
NSN 6150-00-520-5510
NSN 6240-01-605-1799
NSN 6150-00-943-8767