First end includes internal square drive connection, 0.156 in. Across flates
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 2925-00-149-0760
NSN 4140-01-202-9563
NSN 6135-01-447-5083
NSN 6110-01-461-2631
NSN 6110-01-051-4196
NSN 5985-00-446-6132
NSN 6610-01-559-5073
NSN 5950-00-610-4703
NSN 6620-01-142-8277
NSN 5925-01-183-6333
NSN 7035-01-596-4967
NSN 5998-01-243-9297