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 6110-01-450-6312
NSN 5965-00-332-8698
NSN 5945-01-463-6769
NSN 6620-01-624-3933
NSN 5930-01-451-6948
NSN 6130-01-211-4193
NSN 7035-01-066-4127
NSN 5920-01-120-8641
NSN 6240-01-212-2850
NSN 5975-00-909-8327
NSN 6650-01-563-4640
NSN 6320-01-116-3980