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 6610-00-702-8220
NSN 5999-01-578-4329
NSN 5996-00-175-7782
NSN 5999-00-197-0414
NSN 5990-00-478-6518
NSN 4140-01-407-1139
NSN 5905-01-325-4588
NSN 4140-01-246-5358
NSN 6130-01-213-0196
NSN 5925-01-242-3527
NSN 5975-01-449-1462
NSN 5920-00-271-3217