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 5910-00-541-1381
NSN 6130-01-498-8222
NSN 6620-01-591-1331
NSN 5945-00-929-7894
NSN 5895-01-375-4607
NSN 7035-01-045-7202
NSN 6620-00-500-0041
NSN 2925-01-364-7926
NSN 6220-01-504-5517
NSN 6620-01-546-4942
NSN 5985-01-291-9237
NSN 5920-01-336-7568