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 6685-01-449-0933
NSN 6320-01-141-3791
NSN 5990-00-127-5584
NSN 6685-01-350-3451
NSN 5895-01-205-1123
NSN 5975-00-526-4701
NSN 5835-01-128-9331
NSN 6620-01-199-8580
NSN 6620-00-159-0866
NSN 4140-01-632-9142
NSN 5965-01-236-9988
NSN 5915-01-393-2708