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 6150-01-394-5316
NSN 6135-01-408-9244
NSN 6320-00-513-8376
NSN 6220-00-138-8886
NSN 6240-01-524-5952
NSN 5999-01-109-2399
NSN 5945-00-862-1133
NSN 6240-01-384-4868
NSN 5985-01-032-5020
NSN 6620-01-374-2628
NSN 5990-01-189-9338
NSN 5985-01-215-2210