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 6150-00-551-3135
NSN 5915-00-931-3757
NSN 5905-01-272-9789
NSN 2925-01-391-1540
NSN 5990-00-952-6742
NSN 6220-01-521-7978
NSN 6240-01-414-6074
NSN 5935-00-104-7220
NSN 6105-00-664-1292
NSN 5960-01-627-6547
NSN 5910-01-573-6538
NSN 6240-01-633-9357