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 5915-00-295-3072
NSN 6150-00-574-0289
NSN 5990-01-432-9844
NSN 5965-01-360-6568
NSN 5895-01-501-6840
NSN 6145-00-357-3073
NSN 5855-01-544-6744
NSN 5895-00-706-9826
NSN 5835-01-242-9806
NSN 6130-00-288-1886
NSN 6110-01-470-9315
NSN 2925-01-139-5144