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 5945-01-390-7678
NSN 5920-01-252-8660
NSN 5935-00-279-1778
NSN 6130-01-364-4027
NSN 6150-01-353-0893
NSN 7035-00-275-5604
NSN 5935-00-270-1271
NSN 6135-01-606-0596
NSN 5998-01-111-8681
NSN 6130-01-424-4235
NSN 5915-01-432-2326
NSN 5930-01-576-9993