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 5945-01-440-8273
NSN 5996-00-951-6842
NSN 5999-01-634-0576
NSN 7035-01-224-5165
NSN 2925-00-215-4954
NSN 5910-00-168-8218
NSN 6610-00-176-5486
NSN 5915-00-389-1126
NSN 5920-01-240-2362
NSN 5855-01-440-9880
NSN 5985-01-314-7977
NSN 6320-01-503-7180