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 5998-01-174-5138
NSN 6220-01-009-4190
NSN 7035-00-931-3684
NSN 2925-01-268-5464
NSN 6650-01-438-7323
NSN 4140-01-480-3552
NSN 5895-01-187-4287
NSN 6105-00-571-8291
NSN 5960-01-438-0245
NSN 6650-01-394-9234
NSN 5999-00-243-6068
NSN 6220-01-448-5438