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 2925-01-302-7185
NSN 5855-01-571-1557
NSN 6220-00-352-8548
NSN 6135-01-128-5358
NSN 6620-01-408-4464
NSN 5960-01-443-3067
NSN 5920-01-185-2222
NSN 6145-01-435-9529
NSN 5905-01-391-5673
NSN 6105-01-022-7643
NSN 5998-00-240-0019
NSN 6110-01-211-8879