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 5930-01-015-1300
NSN 5965-01-184-2477
NSN 5910-00-732-9709
NSN 5975-01-243-1108
NSN 6110-01-238-3953
NSN 5915-01-158-5602
NSN 6620-00-009-0904
NSN 5965-01-077-2124
NSN 6105-01-463-8557
NSN 6145-01-406-3387
NSN 6645-01-605-8796
NSN 6320-01-176-8367