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 6645-00-368-8636
NSN 5965-01-141-6485
NSN 5975-00-142-2450
NSN 6240-01-368-6248
NSN 6130-01-577-8101
NSN 5935-01-381-5791
NSN 6220-01-549-8938
NSN 6220-01-449-2807
NSN 5960-00-131-6744
NSN 6135-00-913-2062
NSN 5950-00-928-9701
NSN 5975-01-387-5066