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 5950-00-107-7321
NSN 5965-01-580-0572
NSN 5915-01-094-5681
NSN 5945-01-173-9997
NSN 5999-01-257-7600
NSN 6130-00-499-5192
NSN 6620-01-098-9866
NSN 5945-01-081-3595
NSN 7035-01-504-6048
NSN 6145-01-065-0799
NSN 5855-01-513-1859
NSN 6650-01-155-8182