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 5950-01-604-1561
NSN 5950-01-442-6188
NSN 4140-01-495-3049
NSN 5975-01-155-6753
NSN 6240-00-115-8575
NSN 6645-01-645-4291
NSN 6320-01-387-8099
NSN 6130-00-400-8752
NSN 6685-01-449-2450
NSN 5960-00-369-8018
NSN 5985-01-592-4347
NSN 5915-00-615-4816