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 5950-00-136-3727
NSN 5910-00-636-4271
NSN 4140-00-518-2744
NSN 5950-00-050-0206
NSN 6645-01-504-3394
NSN 2925-01-129-1261
NSN 6610-01-542-9725
NSN 6105-01-122-8658
NSN 5960-00-636-4834
NSN 6645-01-556-5263
NSN 5895-01-518-7128
NSN 6110-01-391-9997