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 6110-01-062-3675
NSN 6610-00-191-5317
NSN 4140-00-935-5360
NSN 6240-00-813-6328
NSN 5935-01-106-7458
NSN 6645-00-429-0172
NSN 5990-01-390-2177
NSN 7035-01-312-8573
NSN 6645-00-960-6594
NSN 6105-00-841-3341
NSN 5999-01-062-3178
NSN 4140-01-070-8743