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 6650-00-876-0152
NSN 5910-00-588-9898
NSN 5915-01-651-8274
NSN 5960-00-840-3656
NSN 5960-01-335-6969
NSN 5985-00-341-0591
NSN 5925-01-651-6310
NSN 5945-01-093-8497
NSN 5999-00-054-2755
NSN 6240-01-381-1072
NSN 5950-01-512-2430
NSN 6685-01-630-2490