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 5915-01-532-6995
NSN 5945-00-639-9848
NSN 5975-01-472-4201
NSN 6620-01-631-0700
NSN 5985-01-435-4425
NSN 5965-01-575-2388
NSN 5925-01-660-5371
NSN 2925-01-612-0405
NSN 5905-01-422-5509
NSN 2925-01-633-4048
NSN 6645-00-287-9192
NSN 2925-01-565-6410