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 6610-01-237-5815
NSN 2925-01-250-2731
NSN 6610-00-087-8096
NSN 6645-01-213-1739
NSN 5950-00-672-9879
NSN 5965-01-513-7758
NSN 4140-01-197-8148
NSN 5965-00-179-3789
NSN 6620-01-083-4672
NSN 5945-01-634-0588
NSN 5905-00-596-3283
NSN 6145-00-547-0920