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 7035-00-870-0290
NSN 6240-01-183-0893
NSN 5998-01-093-6208
NSN 6620-01-329-0845
NSN 5920-01-414-6439
NSN 4140-01-169-9592
NSN 5945-00-938-1323
NSN 5998-00-546-7841
NSN 6145-00-118-8375
NSN 6620-01-449-8743
NSN 5905-00-285-2866
NSN 5998-01-380-3937