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 6130-00-861-2589
NSN 4140-00-881-3418
NSN 6135-01-347-0201
NSN 5975-01-050-8114
NSN 5996-00-823-9164
NSN 5920-00-981-5821
NSN 5965-01-610-3556
NSN 6135-01-622-1296
NSN 5998-00-969-3510
NSN 2925-01-582-4097
NSN 5950-01-254-2859
NSN 5930-01-627-0833