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 6320-00-242-3300
NSN 6220-01-476-6221
NSN 5998-00-171-6586
NSN 5996-00-967-2406
NSN 5910-01-032-4998
NSN 5999-01-574-8868
NSN 5965-01-549-9589
NSN 6645-01-121-6952
NSN 5920-00-221-4528
NSN 6110-01-553-8608
NSN 5998-00-946-1823
NSN 6135-00-942-7970