0.250 by 0.125 in. Keyway on third step and 0.312 by 0.156 in. Keyway on fourth step of second end
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 5990-01-257-2476
NSN 6320-01-607-2978
NSN 5975-01-383-6264
NSN 5925-00-581-6902
NSN 6130-00-880-6000
NSN 5990-01-200-7460
NSN 5960-00-183-8016
NSN 5915-01-442-6484
NSN 5996-01-442-8060
NSN 5910-01-433-2985
NSN 6220-00-577-3435
NSN 5950-00-794-9054