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 6620-01-446-7290
NSN 5975-01-110-2488
NSN 5945-00-565-2717
NSN 6685-00-862-4902
NSN 5915-01-163-8737
NSN 6240-01-535-4710
NSN 6320-00-937-5625
NSN 2925-01-055-9705
NSN 5960-01-383-6262
NSN 6135-00-505-0679
NSN 6650-01-050-2907
NSN 5985-00-554-4599