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 5990-01-411-5930
NSN 5835-01-642-4705
NSN 5935-01-604-7358
NSN 5975-01-602-9402
NSN 5975-01-515-6218
NSN 4140-01-252-4392
NSN 5905-01-061-0186
NSN 6240-00-912-1074
NSN 5930-01-079-9932
NSN 6645-00-171-9639
NSN 5990-01-548-2151
NSN 5960-01-553-4557