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 6685-01-116-4966
NSN 6320-01-384-3850
NSN 5915-01-480-9755
NSN 6135-01-196-7399
NSN 6650-00-724-8258
NSN 5925-00-283-1400
NSN 6650-00-908-5193
NSN 6130-00-081-4317
NSN 6135-00-917-1894
NSN 5975-01-055-1311
NSN 5910-00-225-8489
NSN 5999-01-028-5518