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 5945-01-154-5987
NSN 5920-01-472-6199
NSN 5855-00-185-1560
NSN 6320-01-052-2118
NSN 2925-01-297-9759
NSN 6135-01-367-6203
NSN 5930-01-011-7276
NSN 6610-01-462-5211
NSN 6145-01-016-7625
NSN 5925-00-114-0740
NSN 5960-00-707-3335
NSN 6645-00-008-3944