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 5855-01-532-4453
NSN 6220-01-222-0724
NSN 5910-01-021-3766
NSN 5915-01-647-0875
NSN 5950-01-573-6434
NSN 6150-01-056-5288
NSN 6110-00-553-8816
NSN 6150-00-919-5930
NSN 5920-01-550-5868
NSN 5990-01-219-2703
NSN 5975-01-553-0575
NSN 5915-00-776-6496