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 6610-01-125-5761
NSN 5930-00-203-1203
NSN 5895-01-609-2945
NSN 5855-01-223-0833
NSN 5985-00-095-6545
NSN 6620-01-578-1984
NSN 6110-01-445-5070
NSN 6145-00-813-1734
NSN 5945-01-160-7894
NSN 6620-01-339-1238
NSN 6645-00-285-8781
NSN 5930-01-510-2775