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 5895-01-051-5131
NSN 6620-01-135-0090
NSN 5990-00-016-5648
NSN 6220-01-414-7789
NSN 5915-00-128-6251
NSN 6645-01-091-9363
NSN 5910-01-549-5358
NSN 6135-01-277-7907
NSN 5998-01-090-7541
NSN 5930-01-015-3905
NSN 6240-01-253-0687
NSN 5985-01-252-5704