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 5855-00-156-5489
NSN 5925-01-442-8589
NSN 5935-01-090-3996
NSN 5960-00-344-2586
NSN 5965-01-267-3812
NSN 6110-00-390-8115
NSN 6320-00-483-0451
NSN 5945-01-196-0000
NSN 5990-01-546-1649
NSN 6135-00-856-1343
NSN 2925-00-480-9068
NSN 5855-00-058-1293