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 5895-01-643-8745
NSN 5996-01-494-5896
NSN 6105-01-368-1380
NSN 6110-01-411-6660
NSN 5910-01-265-8620
NSN 5925-01-211-6660
NSN 5950-00-884-9934
NSN 6685-01-270-1391
NSN 4140-01-506-2479
NSN 6145-01-646-0151
NSN 6620-01-442-8444
NSN 5945-01-083-6299