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 5960-01-333-1828
NSN 6130-01-619-6125
NSN 5945-00-715-6507
NSN 6135-00-816-9052
NSN 6150-01-007-4606
NSN 6240-00-533-1493
NSN 6620-01-352-5640
NSN 6220-00-755-7546
NSN 6105-00-977-0286
NSN 6620-01-012-2852
NSN 5990-00-571-8892
NSN 5945-01-254-5906