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 5920-01-415-2878
NSN 5945-00-935-6922
NSN 4140-01-584-9092
NSN 5835-00-518-4507
NSN 6150-00-374-9318
NSN 5835-00-064-5312
NSN 5985-01-531-9209
NSN 5950-01-250-1051
NSN 6105-00-967-0397
NSN 6645-00-150-6526
NSN 5905-01-061-0186
NSN 6645-01-387-4811