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 5999-01-611-9091
NSN 5990-00-532-2641
NSN 5950-00-931-6263
NSN 5925-01-449-1559
NSN 6685-01-482-6036
NSN 6110-01-431-4257
NSN 5895-00-363-1486
NSN 5965-01-581-4398
NSN 4140-01-076-3720
NSN 5910-01-338-0936
NSN 5950-01-501-3478
NSN 6130-01-607-9948