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 5895-01-178-8889
NSN 5935-01-204-1479
NSN 5999-01-442-5446
NSN 5895-01-607-7544
NSN 5920-00-895-3270
NSN 5915-00-228-7033
NSN 5835-01-366-5907
NSN 5950-01-443-4029
NSN 7035-01-214-5171
NSN 5925-01-114-5618
NSN 5925-01-332-1035
NSN 6645-01-372-2600