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 5915-01-633-9845
NSN 6135-00-998-5884
NSN 5910-01-594-6577
NSN 5975-01-440-8622
NSN 6650-01-449-1413
NSN 5975-01-064-1511
NSN 6145-00-220-9933
NSN 6620-00-028-3370
NSN 6150-01-414-1822
NSN 6135-00-087-5300
NSN 5925-00-981-9006
NSN 6620-01-192-9896