Straight keyway in middle of shaft
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 2925-00-757-7028
NSN 5975-01-536-7023
NSN 5855-01-512-1926
NSN 4140-00-472-4615
NSN 5996-00-713-4013
NSN 5915-01-440-8846
NSN 5920-01-277-4121
NSN 5930-01-430-4022
NSN 6620-01-414-4578
NSN 5895-00-543-2906
NSN 5998-00-210-0309
NSN 2925-01-032-3814