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 5925-01-634-0664
NSN 6620-00-450-2532
NSN 5975-01-602-9402
NSN 2925-01-111-2927
NSN 6610-00-034-3709
NSN 7035-01-429-7954
NSN 6110-01-254-3727
NSN 5920-01-559-2040
NSN 5920-00-556-1222
NSN 5855-01-573-2483
NSN 4140-00-427-6638
NSN 5895-01-276-3960