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 6150-01-104-4323
NSN 5990-01-205-5937
NSN 6145-00-382-6199
NSN 5998-00-958-1468
NSN 2925-00-275-1807
NSN 6620-01-395-5214
NSN 5915-01-513-0447
NSN 7035-01-487-5842
NSN 5915-00-931-3757
NSN 5935-01-166-6998
NSN 5915-00-807-3662
NSN 6650-00-266-6808