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 5990-01-571-7468
NSN 2925-01-125-9169
NSN 5945-00-677-5355
NSN 6610-01-359-5515
NSN 6620-01-244-3425
NSN 5930-01-238-5054
NSN 6610-01-152-2821
NSN 5975-00-006-4498
NSN 6145-01-065-7547
NSN 5920-01-587-2675
NSN 6105-01-522-1880
NSN 2925-00-816-8765