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 5895-01-042-0361
NSN 6620-01-633-8443
NSN 5935-01-479-5600
NSN 6150-01-313-6534
NSN 5925-01-472-6701
NSN 6685-01-533-7801
NSN 5990-01-354-8965
NSN 6685-01-517-7287
NSN 6240-00-244-0483
NSN 5975-01-528-8299
NSN 4140-01-634-0330
NSN 5945-00-240-7869