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 5920-01-058-0763
NSN 5855-00-930-9478
NSN 5905-01-352-0256
NSN 6685-01-653-2156
NSN 6645-00-139-5694
NSN 5945-01-114-0799
NSN 7035-00-104-7613
NSN 6240-01-512-8129
NSN 5996-01-354-9386
NSN 5999-01-229-1779
NSN 6650-01-462-9709
NSN 6110-01-510-3300