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 5950-00-851-7440
NSN 6320-01-388-3125
NSN 6645-01-532-9027
NSN 6220-01-443-7662
NSN 5855-00-361-0167
NSN 5905-00-228-0738
NSN 6685-00-067-4954
NSN 5835-01-502-9228
NSN 6150-00-769-5017
NSN 5905-01-412-5942
NSN 5835-01-043-1576
NSN 6220-01-461-2910