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 6145-01-502-9150
NSN 6645-00-806-6961
NSN 5855-01-423-7473
NSN 5990-01-616-9342
NSN 6135-00-444-1402
NSN 6150-01-185-1104
NSN 6610-01-562-6533
NSN 6610-01-069-1156
NSN 5835-01-362-8367
NSN 5925-01-020-7706
NSN 5835-00-912-5656
NSN 6220-00-059-7607