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 6320-00-636-0922
NSN 2925-00-284-1534
NSN 5895-01-391-5068
NSN 5950-00-542-3995
NSN 5915-00-655-1804
NSN 6220-01-283-0384
NSN 7035-01-620-5658
NSN 4140-00-182-7643
NSN 6110-01-347-5763
NSN 6685-01-410-6970
NSN 7035-01-082-6250
NSN 5975-01-197-7673