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 6150-01-607-0451
NSN 6685-01-433-2050
NSN 5998-01-319-5031
NSN 6650-01-023-2698
NSN 5975-01-123-5761
NSN 6320-01-340-4112
NSN 6130-01-397-4812
NSN 5905-01-037-4668
NSN 6240-01-556-7096
NSN 6650-01-023-4140
NSN 5915-00-081-5320
NSN 6150-00-452-1086