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 6610-01-423-3608
NSN 5910-01-318-1076
NSN 5835-01-012-1436
NSN 6320-01-261-5983
NSN 5996-00-044-3254
NSN 6240-01-372-2039
NSN 5855-01-519-3814
NSN 6320-01-350-5570
NSN 5905-00-763-9938
NSN 5905-01-256-0146
NSN 6105-01-572-3525
NSN 6610-00-753-2281