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 6145-01-576-4312
NSN 6685-00-441-9575
NSN 6150-01-293-9302
NSN 7035-00-417-2967
NSN 2925-00-467-7150
NSN 2925-01-079-6229
NSN 5945-01-037-4557
NSN 6130-01-371-0024
NSN 6145-01-359-8028
NSN 6145-01-574-2867
NSN 5915-00-074-4387
NSN 6220-01-168-7773