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 5990-01-296-8190
NSN 6135-00-519-1325
NSN 6150-01-015-2720
NSN 5998-00-185-2645
NSN 5895-01-084-3692
NSN 5930-01-431-6909
NSN 5905-00-138-5553
NSN 6320-01-046-5228
NSN 5990-01-363-5728
NSN 6135-01-364-0667
NSN 4140-01-243-5817
NSN 6240-01-094-7717