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 6685-01-333-8621
NSN 4140-00-723-6418
NSN 6135-01-418-4156
NSN 6105-01-140-1627
NSN 5985-00-499-6323
NSN 6320-01-442-3428
NSN 6145-01-490-3828
NSN 5950-01-226-1074
NSN 6220-01-003-3765
NSN 6320-00-456-2092
NSN 5835-01-381-2683
NSN 2925-01-577-9269