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 6110-01-544-9558
NSN 5950-00-308-5107
NSN 6620-01-134-7387
NSN 6645-01-475-8283
NSN 6105-00-357-1801
NSN 5975-01-431-4132
NSN 5905-01-603-0789
NSN 5930-01-634-0659
NSN 5925-01-088-4468
NSN 5975-00-131-3495
NSN 5910-00-296-8816
NSN 6135-01-156-4627