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 5945-00-076-0672
NSN 5960-01-595-2614
NSN 6135-01-544-5956
NSN 6620-01-020-4526
NSN 4140-01-205-3681
NSN 6645-00-954-4065
NSN 5920-00-378-1395
NSN 6130-01-600-1808
NSN 5895-01-147-2425
NSN 6150-01-607-5023
NSN 6110-01-397-2885
NSN 6150-01-520-5639