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 5920-01-619-2621
NSN 7035-00-215-3272
NSN 6220-00-187-8569
NSN 6105-00-268-2878
NSN 6620-00-923-5137
NSN 6685-00-406-8171
NSN 5945-01-359-1974
NSN 5915-01-392-0944
NSN 5855-01-083-9053
NSN 5895-01-257-8180
NSN 5950-01-084-7800
NSN 6220-01-058-6369