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 6645-01-572-2722
NSN 5920-00-856-2166
NSN 6110-00-271-9928
NSN 2925-01-513-9114
NSN 6145-00-539-9799
NSN 6105-01-025-5622
NSN 5895-01-352-1913
NSN 5855-01-067-8841
NSN 6145-00-216-6613
NSN 5950-01-013-4546
NSN 5895-01-081-0992
NSN 4140-01-475-3605