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 5920-01-423-0805
NSN 5855-00-494-9581
NSN 6130-00-403-3441
NSN 5855-00-532-0025
NSN 5915-01-256-8812
NSN 5905-01-474-5173
NSN 6130-00-225-7248
NSN 5990-01-474-3477
NSN 6240-00-232-7065
NSN 5895-01-163-8882
NSN 6240-01-480-8996
NSN 6620-00-070-2680