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 5915-01-627-7708
NSN 5999-01-377-2387
NSN 5925-00-421-9915
NSN 6110-00-188-9874
NSN 7035-01-168-3596
NSN 5950-00-645-4023
NSN 5895-01-613-0235
NSN 6150-00-695-9754
NSN 5915-00-323-1165
NSN 5965-00-963-1796
NSN 5950-00-364-0764
NSN 6685-01-556-9735