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 6645-01-093-5015
NSN 6220-00-948-1034
NSN 5999-01-087-1807
NSN 5950-01-648-2677
NSN 6150-01-419-0386
NSN 5998-00-823-9474
NSN 7035-01-157-0028
NSN 6240-01-024-1309
NSN 6650-01-093-1803
NSN 6620-00-959-6614
NSN 5920-00-916-8350
NSN 6645-01-023-8020