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 5985-01-617-2158
NSN 5920-01-100-8939
NSN 5990-01-351-2379
NSN 6645-01-501-0576
NSN 6610-01-569-6710
NSN 6650-01-442-7893
NSN 5920-01-658-2325
NSN 6610-01-633-8931
NSN 5895-01-601-0043
NSN 5910-00-009-4744
NSN 5965-01-568-2681
NSN 5950-01-488-1275