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 6220-01-192-8826
NSN 6150-01-068-1848
NSN 5945-01-185-1994
NSN 4140-00-361-4691
NSN 5930-01-009-6252
NSN 6110-00-613-1430
NSN 5855-00-165-3093
NSN 6650-01-500-2594
NSN 5925-00-802-7479
NSN 5895-00-539-8322
NSN 5950-00-491-4542
NSN 6620-00-932-7328