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 5960-01-323-6432
NSN 6610-00-841-6509
NSN 5975-01-412-6440
NSN 6650-00-885-3775
NSN 5998-01-315-8330
NSN 5960-01-458-6484
NSN 5935-01-477-6723
NSN 6220-01-610-4662
NSN 5996-01-363-9606
NSN 4140-01-359-7829
NSN 5965-01-642-0879
NSN 5905-00-293-8256