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 5905-01-371-2064
NSN 5999-00-145-3878
NSN 6645-01-544-0408
NSN 6145-01-199-2311
NSN 6105-00-239-1213
NSN 5998-00-227-8504
NSN 5960-00-423-7842
NSN 6130-01-250-4387
NSN 6105-01-431-8998
NSN 5910-01-281-0480
NSN 5910-01-354-8090
NSN 6220-00-963-9359