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 6135-00-175-7132
NSN 6645-01-085-8879
NSN 5950-01-449-2580
NSN 5965-00-330-9672
NSN 5975-01-466-2063
NSN 5855-01-634-0259
NSN 5895-01-512-5608
NSN 6105-01-480-6179
NSN 6620-00-850-3365
NSN 6130-00-978-4535
NSN 5975-01-567-7875
NSN 5895-01-615-6959