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 6130-01-241-2265
NSN 5999-01-495-1393
NSN 5960-01-495-0859
NSN 6620-01-591-4031
NSN 5990-01-359-8334
NSN 5990-00-683-1095
NSN 6240-01-131-9580
NSN 6150-01-046-5186
NSN 6145-01-268-5869
NSN 7035-01-246-3086
NSN 6320-01-519-8767
NSN 6130-00-350-8136