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 6135-00-563-7711
NSN 5905-01-360-4261
NSN 6105-01-019-4841
NSN 5996-01-486-5412
NSN 5999-01-138-2622
NSN 4140-01-394-5655
NSN 5990-01-588-3999
NSN 6240-00-081-6889
NSN 6150-01-494-8380
NSN 5925-00-104-5761
NSN 5975-00-357-6136
NSN 5975-01-302-6335