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 5990-00-444-9993
NSN 6130-01-113-8998
NSN 2925-01-228-6554
NSN 5965-00-594-3115
NSN 5910-01-372-5683
NSN 4140-00-978-9590
NSN 5910-01-461-3409
NSN 5999-00-020-5277
NSN 6645-01-501-0576
NSN 5996-01-133-2478
NSN 5935-01-646-7139
NSN 5996-01-282-4334