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 6220-01-467-2543
NSN 5835-01-332-2867
NSN 2925-00-964-7128
NSN 6110-01-069-1328
NSN 7035-01-093-7216
NSN 6135-00-170-8819
NSN 5905-01-360-6055
NSN 5895-01-139-3579
NSN 6150-01-415-2345
NSN 5930-01-379-4545
NSN 5985-00-243-4160
NSN 5998-01-495-0249