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 6320-01-384-7079
NSN 6135-01-301-8776
NSN 6110-01-461-2631
NSN 6110-01-510-2538
NSN 5835-01-394-3812
NSN 5905-01-170-6573
NSN 5996-01-174-3183
NSN 6620-01-580-0883
NSN 5975-00-137-1551
NSN 6150-01-424-9587
NSN 6685-01-215-1204
NSN 5915-00-051-6923