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 5915-01-050-9080
NSN 5990-01-309-3740
NSN 2925-01-317-6973
NSN 6110-00-506-2352
NSN 5915-00-819-3653
NSN 5910-01-575-3206
NSN 5996-01-578-6955
NSN 6685-01-351-7359
NSN 7035-01-645-4885
NSN 5960-00-039-8533
NSN 5950-00-778-6170
NSN 5975-00-482-5354