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 6220-01-567-2426
NSN 6110-00-998-4810
NSN 5998-01-056-4655
NSN 5945-00-583-8600
NSN 5999-01-641-4451
NSN 6135-00-962-4111
NSN 5915-01-509-3592
NSN 6685-01-341-5313
NSN 6620-01-521-9710
NSN 6220-01-372-3727
NSN 5925-00-275-7599
NSN 6150-01-382-9691