2nd end has mtg flange w/bolt holes
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 6620-00-361-3590
NSN 6320-01-573-6490
NSN 2925-01-459-8093
NSN 6320-00-553-8427
NSN 6145-00-169-4834
NSN 4140-01-565-9408
NSN 5998-01-270-5556
NSN 5965-00-961-1627
NSN 4140-01-534-3756
NSN 7035-00-225-6499
NSN 5990-01-154-7296
NSN 5960-01-244-1969