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 5930-01-311-5861
NSN 5905-01-372-1950
NSN 5935-00-978-8069
NSN 6145-01-449-1343
NSN 6130-00-017-9339
NSN 6620-01-497-3744
NSN 4140-01-115-3400
NSN 6150-01-094-7298
NSN 5990-00-855-9451
NSN 7035-01-479-0813
NSN 6135-01-327-2092
NSN 6105-01-542-5837