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 5996-00-199-9303
NSN 5990-01-421-5342
NSN 6130-01-211-6246
NSN 5910-01-380-2917
NSN 5999-00-848-2270
NSN 6105-01-334-1442
NSN 6240-00-141-4588
NSN 5975-00-453-3263
NSN 5950-01-224-8629
NSN 5930-01-181-5605
NSN 6650-00-882-1454
NSN 5835-01-122-6951