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 5895-00-166-7989
NSN 6135-01-421-1052
NSN 6240-01-621-7646
NSN 6145-01-577-5594
NSN 6130-01-063-7446
NSN 5990-01-367-9168
NSN 5960-01-468-5785
NSN 5855-00-797-8217
NSN 5925-00-841-8671
NSN 2925-01-332-7178
NSN 5855-01-027-1571
NSN 6110-00-487-4553