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 5855-01-342-3824
NSN 6685-00-874-7170
NSN 6685-01-492-5340
NSN 6240-01-370-5818
NSN 5950-01-537-0562
NSN 6650-01-367-5172
NSN 6610-00-937-3798
NSN 6110-01-559-4576
NSN 6645-01-487-4341
NSN 6620-01-520-4186
NSN 5855-00-481-0019
NSN 6150-01-546-0560