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 5905-01-557-1319
NSN 5935-00-275-7862
NSN 6645-00-983-2046
NSN 5998-00-764-2940
NSN 5975-00-852-2201
NSN 5910-01-401-5279
NSN 6240-00-732-4240
NSN 4140-01-039-3638
NSN 6620-01-535-6925
NSN 5945-01-468-6041
NSN 5996-01-400-3558
NSN 5905-00-910-8135