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 5990-00-870-8310
NSN 2925-01-106-3552
NSN 5930-01-423-3158
NSN 5925-01-196-9282
NSN 6110-01-094-0822
NSN 5905-01-288-6239
NSN 6320-01-216-1678
NSN 6105-01-603-1497
NSN 5895-01-173-9502
NSN 5905-01-468-0555
NSN 5985-01-237-2570
NSN 6240-01-109-3633