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 5990-01-226-2653
NSN 5895-00-385-1433
NSN 5945-00-826-8834
NSN 4140-00-660-8699
NSN 5930-01-419-4855
NSN 6220-01-209-9972
NSN 5915-01-176-5602
NSN 5965-01-443-3000
NSN 5996-01-432-1145
NSN 6130-00-079-1269
NSN 5925-00-150-1072
NSN 5945-01-322-4856