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 6610-00-833-5498
NSN 5920-00-281-2488
NSN 6220-01-571-6466
NSN 6645-01-126-6233
NSN 5855-01-583-3214
NSN 5930-01-350-0609
NSN 5895-01-350-9602
NSN 5950-00-366-0041
NSN 6645-01-651-2743
NSN 5930-01-062-5847
NSN 6135-01-483-1501
NSN 2925-01-274-8576