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 6645-01-157-4199
NSN 6610-01-364-0294
NSN 5985-01-420-2221
NSN 5996-01-089-4206
NSN 6650-00-299-9681
NSN 6610-01-010-4516
NSN 6105-00-435-7566
NSN 5835-00-909-8088
NSN 6650-01-555-8349
NSN 5996-01-656-9507
NSN 5999-00-266-3805
NSN 6150-01-290-5865