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 6220-01-541-2851
NSN 5930-01-010-7293
NSN 5996-01-442-5218
NSN 2925-01-464-3093
NSN 5998-01-547-1995
NSN 5855-00-127-5559
NSN 5910-00-130-2779
NSN 5915-00-238-0328
NSN 5996-00-955-6654
NSN 6110-00-763-7152
NSN 5920-00-926-7560
NSN 7035-01-554-0746