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 6320-00-194-4252
NSN 6685-00-269-4895
NSN 6110-00-452-0448
NSN 5910-00-431-6467
NSN 6110-00-888-3009
NSN 6620-01-628-2620
NSN 6645-01-076-4655
NSN 6220-00-812-0515
NSN 6650-01-258-6939
NSN 5895-01-163-0433
NSN 6110-01-397-2885
NSN 6620-01-566-0196