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 5925-01-515-8951
NSN 5835-01-564-5575
NSN 6130-01-381-6619
NSN 4140-01-556-4259
NSN 6145-01-055-6340
NSN 5990-00-719-4947
NSN 7035-01-239-7297
NSN 5895-01-540-4626
NSN 5855-00-411-8688
NSN 6150-01-357-6791
NSN 5999-01-149-1213
NSN 4140-01-063-0342