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 6320-01-631-7828
NSN 5998-01-359-1371
NSN 6620-01-128-2390
NSN 7035-01-211-5636
NSN 6220-00-285-8104
NSN 6220-00-433-9337
NSN 6130-01-171-3096
NSN 6645-01-505-5772
NSN 5925-00-485-9175
NSN 5945-01-597-9838
NSN 5950-00-957-7766
NSN 2925-00-679-8131