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 6320-01-333-5782
NSN 5835-01-237-8486
NSN 5905-01-569-6908
NSN 5930-00-848-2279
NSN 5835-00-251-9138
NSN 5925-01-480-2119
NSN 6650-00-196-5311
NSN 6650-01-049-5361
NSN 6650-01-267-6522
NSN 5998-01-231-7152
NSN 6685-01-542-8635
NSN 5990-01-378-7349