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 6620-01-462-5196
NSN 5950-01-283-9125
NSN 5855-01-389-8884
NSN 6130-01-181-7844
NSN 6240-01-123-4459
NSN 5905-01-462-6835
NSN 6645-00-262-7448
NSN 6130-01-282-1125
NSN 6610-00-866-3234
NSN 6610-01-033-2402
NSN 5998-00-661-0380
NSN 5985-01-467-0557