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 5960-00-231-3767
NSN 5960-00-167-7875
NSN 6685-00-140-0890
NSN 5975-00-155-7065
NSN 5975-00-372-4850
NSN 6320-01-246-4390
NSN 6610-00-101-9934
NSN 6645-01-528-2860
NSN 5930-01-183-6411
NSN 6150-00-176-9112
NSN 5985-01-660-6324
NSN 5990-00-226-1152