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 5835-01-388-5198
NSN 6610-00-081-2365
NSN 5960-00-194-1488
NSN 6645-01-180-6219
NSN 4140-01-370-4075
NSN 6620-01-296-0873
NSN 5985-01-531-7286
NSN 5915-01-512-8851
NSN 6320-01-364-1732
NSN 5930-01-463-8579
NSN 6645-01-250-3787
NSN 5945-01-308-8585