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 4140-00-245-2715
NSN 5998-01-229-2564
NSN 6685-00-245-4550
NSN 5905-00-089-9622
NSN 6145-00-466-4068
NSN 6650-00-936-7910
NSN 5915-01-233-9327
NSN 5990-00-926-4324
NSN 5915-01-642-2316
NSN 6135-01-142-2417
NSN 5950-01-027-7934
NSN 4140-00-433-9571