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 6130-00-169-9090
NSN 5985-01-312-5855
NSN 5905-01-247-2222
NSN 6220-01-025-1373
NSN 5935-01-464-8767
NSN 5945-00-267-3036
NSN 6620-00-280-2874
NSN 5965-00-191-6788
NSN 5985-00-105-8954
NSN 6650-00-754-2276
NSN 7035-01-530-4374
NSN 6685-01-463-7229