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 5895-01-363-9601
NSN 2925-01-650-3412
NSN 5950-00-019-8191
NSN 5925-00-615-4600
NSN 6135-00-078-9931
NSN 6105-01-010-0827
NSN 6645-01-430-2420
NSN 5925-00-553-2500
NSN 5915-00-141-0410
NSN 2925-01-487-0886
NSN 6320-00-731-6134
NSN 6130-00-406-9465