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 6220-00-205-2040
NSN 5895-00-232-9451
NSN 5910-00-136-3768
NSN 5905-01-037-8122
NSN 6105-01-550-6654
NSN 5950-01-529-3322
NSN 6685-01-079-9682
NSN 5910-01-502-5860
NSN 6150-01-055-2222
NSN 5945-01-478-9153
NSN 7035-00-946-2642
NSN 6620-01-271-0711