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 6130-01-304-0313
NSN 5905-01-055-4586
NSN 6150-00-433-8592
NSN 5915-01-525-5855
NSN 5930-00-215-9536
NSN 6650-00-857-2260
NSN 5855-00-256-5562
NSN 6620-01-505-7921
NSN 6620-00-451-8783
NSN 5985-01-522-5186
NSN 5985-00-141-9036
NSN 5910-00-368-4108