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 5950-01-420-2783
NSN 5910-00-267-2998
NSN 5925-01-429-0392
NSN 5965-01-371-1297
NSN 5925-01-029-1591
NSN 5999-00-317-3176
NSN 6645-01-380-6111
NSN 6645-01-386-6311
NSN 6685-00-585-1721
NSN 6220-00-605-0404
NSN 6320-01-150-5378
NSN 5996-01-221-5371