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 6150-01-439-7742
NSN 5905-01-109-1139
NSN 4140-00-008-8750
NSN 5950-00-518-1674
NSN 5945-01-079-7018
NSN 7035-00-535-8109
NSN 5910-01-063-7096
NSN 5975-01-363-0275
NSN 6240-01-122-5856
NSN 6685-00-767-7514
NSN 5960-00-052-0081
NSN 5905-01-079-5117