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 5835-00-339-3020
NSN 6105-01-180-0258
NSN 5905-01-156-4969
NSN 5855-01-572-2941
NSN 5935-00-902-6712
NSN 5915-00-494-0581
NSN 4140-00-010-2986
NSN 4140-01-295-4287
NSN 5935-01-378-3241
NSN 5915-01-081-7102
NSN 6320-00-164-4087
NSN 5999-00-637-9685