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 5999-01-300-0971
NSN 5930-00-082-1655
NSN 5935-01-344-8979
NSN 6220-01-535-8788
NSN 6145-01-147-4968
NSN 7035-00-946-2642
NSN 5975-01-032-3764
NSN 2925-00-698-4882
NSN 5910-01-444-4096
NSN 6220-01-308-6218
NSN 5965-01-558-5380
NSN 5920-00-180-4278