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 5950-00-052-1018
NSN 5950-00-880-6569
NSN 5999-00-994-7936
NSN 6685-01-568-0884
NSN 6685-01-594-3024
NSN 5915-01-360-2526
NSN 5985-01-373-5123
NSN 6110-00-582-7504
NSN 5990-00-719-4947
NSN 6610-01-329-0969
NSN 6645-00-144-4868
NSN 6320-01-407-4411