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 5925-01-534-3382
NSN 5990-01-617-5156
NSN 5905-00-908-5788
NSN 5999-00-230-1216
NSN 6150-01-353-5749
NSN 5835-01-371-6482
NSN 5996-00-626-3766
NSN 5998-00-919-4964
NSN 6240-01-142-2963
NSN 5985-00-551-3244
NSN 5930-01-266-9792
NSN 6240-01-645-2228