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 5920-01-444-1700
NSN 6105-00-835-9208
NSN 6645-01-227-2036
NSN 5998-01-525-7620
NSN 5855-00-337-3679
NSN 6130-01-412-6478
NSN 5855-01-508-6917
NSN 7035-01-429-0431
NSN 5975-00-157-4296
NSN 5905-01-127-2916
NSN 5999-01-153-2661
NSN 5905-01-485-2326