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 6135-01-295-7523
NSN 2925-00-233-5644
NSN 5999-01-288-2343
NSN 6130-00-369-1627
NSN 5960-00-262-2905
NSN 6620-00-244-0965
NSN 4140-00-454-0978
NSN 2925-01-281-6403
NSN 5895-00-239-9138
NSN 5895-01-381-3328
NSN 5975-00-752-4926
NSN 5855-01-225-5855