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 5920-01-222-4257
NSN 5945-00-639-0646
NSN 6150-01-446-6345
NSN 6620-01-371-5040
NSN 5920-01-181-5248
NSN 5945-00-408-3182
NSN 5855-01-617-5251
NSN 5990-01-191-1772
NSN 6320-01-279-0343
NSN 5985-00-406-4318
NSN 5930-00-056-2483
NSN 6645-01-473-9179